is 7.787878— a rational number?

Answers

Answer 1

Answer:

yes it is a rational number.

Step-by-step explanation:


Related Questions

Ming used the calculations shown to find out how much he would spend on 6 pound of ground beef if 10 pounds cost $25.00 what was mings error

Answers

Answer:

6 pounds of ground beef cost $15.

Step-by-step explanation:

[tex]\frac{6}{10} :\frac{y}{25}[/tex]

10 × y = 6 × 25

10y = 150

10y ÷ 10 = 150 ÷ 10

y = 15

Taylor's band is recording their first studio album at Midnight Studios. The studio's
day rate is $75 per day with a fee of $50 per hour for their sound engineers. The
band has $375 and they think they can earn up an additional $200 off merch sales.
What is the range of hours the band can record at the studio within their budget?

Answers

Number of Hours the band can record there music is 10hrs

What are Word Problems ?

A word problem is a type of mathematics exercise where the majority of the issue's context is supplied in spoken language as opposed to mathematical notation.

A math word problem is a question that is phrased as one or more sentences and asks students to use their mathematical understanding to solve an issue from "real world." In order for kids to understand the word problem, they must be familiar with the terminology that goes along with the mathematical symbols that they are used to.

Word issues, also known as narrative problems, may be found in both daily life and the Common Core State Standards for every school level, from K to 12. For everything from counting pennies to calculating a gratuity, you can utilize the three primary forms of word problems: part-part whole, separate and join, and multiply and divide.

Total money the band has after selling the merch is = $375 + 200 = $575.

Rate for studio is $75 per day.

Total money left = $575 - 75 = $ 500

So number of Hours the band can record there music is= 500/50 = 10hrs.

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Instructions: find the missing side length in the image below

Answers

Answer:

16

Step-by-step explanation:

same as other side should be

but i dont know why theres a 45 :(

Length of missing side is 36 units.

What is Ratio?

Ratio is defined as a relationship between two quantities, it is expressed one divided by the other.

Let length of missing side is x

Since horizontal lines are parallel, so ratio of sides are equal

20/16 = 45/x

x= (45/20)16

x = 36

Hence, length of missing side is 36 units.

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The graph of g(x) = f(x+4) is the graph of f(x) moved 4 units________​

Answers

Answer:

to the left

Step-by-step explanation:

This looks backwards to some, but it's correct: replacing  x  with  x + 4  in a function moves the graph 4 units to the left.

The reason?

Just suppose that f(6) = 7.  To get f(x + 4) to equal 7, you have to use 2 as a value for  x,  4 units less than the 6 that was used before.

See attached image for an example.

[tex]y=x^2[/tex]  is the black graph

[tex]y=(x+4)^2[/tex]  is the red graph

A map has a scale of 1 inch=35 miles. What is the actual distance if the distance on the map is 3.5 inches

Answers

Answer:

112.5 miles

Step-by-step explanation:

scale: 1 inch= 35 miles

this means that for every inch on a map, that is 35 miles in real life.

if the distance on a map is 3.5 inches, and you want to find out how much the distant would be in real life, all you have to do is:

3.5 x 35 = 112.5

What are four consecutive even integers if the first integer is −4? Responses
A) -4,-3,-2,-1
b) -4,-2,0,2
c) -4,-6,-8,-10
D)-4,-5,-6,-7

Answers

The asked consecutive even integers are -4,-2,0,2

What are consecutive integers?

Consecutive integers are whole numbers that follow each other without gaps. For example, 15, 16, 17 are consecutive integers.

Given that, what are four consecutive even integers if the first integer is −4

We know that, Consecutive even integers are even integers that follow each other, and they differ by 2. If x is an even integer, then x + 2, x + 4 and x + 6 are consecutive even integers.

Therefore, here x = -4,

-4+2 = -2

-4+4 = 0

-4+6 = 2

Hence, the asked consecutive even integers are -4,-2,0,2

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Which conditional statement has a false converse? If a figure is a square, then it has four sides. If a point has x-coordinate 0, then it lies on the y-axis. If two angles are congruent, then they have the same measure. If two planes are parallel, then they have no points in common.

Answers

The conditional statement has a false converse will be the four-sided polygon may be square. Then the correct option is A.

What is the conditional statement?

There have been two main categories of arguments in the studies of logic: conditional statements and polyamorous statements. These assertions, which are referred to as compound statements, are created by combining two other statements.

The converse statement should also be true when its condition is reversed.

Let's check all the options. Then we have

A.  If a figure is a square, then it has four sides. The converse of the statement is false.

B.  If a point has an x-coordinate 0, then it lies on the y-axis. The converse of the statement is true.

C.  If two angles are congruent, then they have the same measure. The converse of the statement is true.

D.  If two planes are parallel, then they have no points in common. The converse of the statement is true.

The conditional statement has a false converse will be the four-sided polygon may be square. Then the correct option is A.

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Consider the following two questions designed to assess quantitative literacy.
What is 15% of 1000?
A store is offering a 15% off sale on all TVs. The most popular television is normally priced at $1000. How much money would a customer save on the television during this sale?
Suppose the first question is asked of 200 randomly selected college students, with 168 answering correctly; the second one is asked of a different random sample of 200 college students, resulting in 147 correct responses. Carry out a test of hypotheses at significance level 0.05 to decide if the true proportion of correct responses to the question without context exceeds that for the one with context. (Use p1 for the true proportion students who answered the question without context correctly and p2 for the true proportion of students who answered the question with context correctly.)
State the relevant hypotheses.
H0: p1 − p2 = 0
Ha: p1 − p2 < 0H0: p1 − p2 = 0
Ha: p1 − p2 ≠ 0 H0: p1 − p2 = 0
Ha: p1 − p2 > 0H0: p1 − p2 < 0
Ha: p1 − p2 = 0H0: p1 − p2 > 0
Ha: p1 − p2 = 0
Calculate the test statistic and P-value. (Round your test statistic to two decimal places and your P-value to four decimal places.)
z=P-value=
State the conclusion in the problem context.
Fail to reject H0. The data does not suggest that the true proportion of correct answers to the context-free question is higher than the proportion of right answers to the contextual one.Reject H0. The data does not suggest the true proportion of correct answers to the context-free question is higher than the proportion of right answers to the contextual one. Fail to reject H0. The data suggests the true proportion of correct answers to the context-free question is higher than the proportion of right answers to the contextual one.Reject H0. The data suggests that the true proportion of correct answers to the context-free question is higher than the proportion of right answers to the contextual one.
You may need to use the appropriate table in the Appendix of Tables to answer this question.

Answers

Answer:

A customer  would save $ 150  on the television during this sale and pay

$ 850.

Reject H0. The data suggests that the true proportion of correct answers to the context-free question is higher than the proportion of right answers to the contextual one

Step-by-step explanation:

15% of 1000

=0.15 *1000= $ 150

A customer  would save $ 150  on the television during this sale.

p1 = the true proportion students who answered the question without context = 168/200

p2 = the true proportion of students who answered the question with context correctly = 147/200

The null and alternate hypotheses are

H0: p1 − p2 = 0 i.e the true proportion of correct responses to the question without context is the same as that for the one with context

against the claim

Ha: p1 − p2 > 0  that is the true proportion of correct responses to the question without context exceeds that for the one with context

2) The significance level is set at 0.05

3) The critical region is z > ± 1.645

4) The test statistic

Z= p1-p2/ sqrt [pcqc ( 1/n1+ 1/n2)]

Here p1= 168/200= 0.84

and p2= 147/200=0.735

pc = 168+147/200+200

pc= 315/400= 0.7875

qc= 1-pc= 1-0.7875=0.2125

5) Calculations

Z= p1-p2/ sqrt [pcqc ( 1/n1+ 1/n2)]

z= 0.84-0.735/√ 0.7875*0.2125( 1/200+ 1/200)

z=  0.105/0.0409076

z= 2.5667

6) Conclusion

Since the calculated value of z= 2.5667  lies in the critical region the null hypothesis is rejected and it is concluded that the true proportion of correct responses to the question without context exceeds that for the one with context.

The value of z is 2.5668.

The value of p is 0.01016

someone help me please ?

Answers

9514 1404 393

Answer:

  3/2

Step-by-step explanation:

The scale factor is the ratio of corresponding side lengths.

  larger/smaller = (21/2)/7 = 21/14 = 3/2

The scale factor is 3/2.

The value of 1/2÷1/3=

Answers

The answer is 3/2 or 1 1/2

Explanation: Since you are diving fractions you switch the division to multiplication and flip 1/3 to 3/1. Then multiply 1/2 x 3/1

Need help I can’t solve it

Answers

Answer:

  Coupon A is better by $2.80.

Step-by-step explanation:

You want to know how much better the best price is between coupon A's $55 rebate on $87 worth of pants, or coupon B's 60% off.

Reduction

The price reduction offered by coupon B is ...

  0.60 × $87 = $52.20

Comparison

Clearly, the $55 reduction offered by coupon A is a greater reduction than the $52.20 reduction offered by coupon B. The difference in value is ...

  $55.00 -52.20 = $2.80

Coupon A gives the lower price by $2.80.

Pls include step by step explaination

Answers

Answer:

X = 2/3

Step-by-step explanation:

there is some misinformation here but I’m just gonna assume these rectangles are proportional.

If the longer side for the first one is 3 and the longest side for the second is 2 meaning that the second side is multiplied by 2/3

So if we multiply 1 by 2/3, it will be 2/3 meaning x = 2/3


hope this helps :)

Jackson has a bag of candy full of 10 strawberry chews and 10 cherry chews
that he eats one at a time. Which word or phrase describes the probability
that he reaches in without looking and pulls out a cherry chew?
an equal chance or 50-50
O impossible
Submit Answer
certain
likely

Answers

an equal chance 50/50

9x9 = ? whattttttttttttttttt

Answers

Answer:

81

Step-by-step explanation:

9x9 = 81

81
Lollololololoololllllol

Gordon, June and Sushil share some sweets in the ratio 4:4:3. Gordon gets 11 more sweets than Sushil. How many sweets are there altogether?​

Answers

Answer:

121

Step-by-step explanation:

4:4:3

4x-3x=11

x=11

Gordon 44

June 44

Sushil 33

Solve for x.
A: 14
B: 8
C: 11
D: 9

Answers

An acute triangle is made up of three acute angles. An obtuse triangle is formed by one acute angle and two obtuse angles and x = 9.7692307692

what is triangle?

Three sides and three vertices make up a triangle, which is a polygon. It is among the fundamental forms in geometry. Triangle ABC is a graphical representation of a triangle having vertices A, B, and C. In Euclidean geometry, any three points identify a distinct triangle and, concurrently, a distinct plane if they are not collinear.

13x + 3 + 40 + 10 = 180

13x = 127

x = 9.7692307692

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Solve the exponential equation. 1/16 = 64^4 x − 3

Answers

Answer:

x=7/12

Step-by-step explanation:

1/16=64^4x-3

1/4^2=(4^3)^4x-3

4^-2=(4^3)^4x-3

4^-2=4^3*(4x-3)

Since the bases are equal (to 4), the exponents must be equal to each other.

-2=3*(4x-3)

-2=12x-9

-2+9=12x

7=12x

7/12=x

x=7/12

So the answer is x=7/12

Please mark me brainliest if this helped!

evaluate 6²-2(5+1+3)

Answers

Answer:

18

Step-by-step explanation:

36-10-2-6

26-8

18

[tex]\huge\text{Hey there!}[/tex]


[tex]\mathsf{6^2 - 2(5 + 1 + 3)}\\\mathsf{= 6^2 - 2(5) - 2(1) - 2(3)}\\\mathsf{= 6^2 - 10 -2(1) - -2(3)}}\\\mathsf{= 6\times 6 - 10 - 2(1) - 2(3)}\\\mathsf{= 36 - 10 - 2(1) - 2(3)}\\\mathsf{= 26 - 2(1) - 2(3)}\\\mathsf{= 26 - 2 - 2(3)}\\\mathsf{= 24 - 2(3)}\\\mathsf{= 18}[/tex]


[tex]\huge\text{Therefore, your answer should be:}[/tex]

[tex]\huge\boxed{\mathsf{18}}\huge\checkmark[/tex]



[tex]\huge\text{Good luck on your assignment \& enjoy your day!}[/tex]



~[tex]\frak{Amphitrite1040:)}[/tex]

A tank is 80c ,nu 60cm by 75cm, find the volume of water that will fill up

Answers

A tank that is 80 cm tall and has a base that is 60 cm by 75 cm.

To find the volume of the tank, you can use the formula for the volume of a rectangular prism, which is:

Volume = length * width * height

Using the dimensions given, we can plug them into the formula as follows:

Volume = 60 cm * 75 cm * 80 cm = 4,500 cm^3

This means that the tank has a volume of 4,500 cubic centimeters, and it would take 4,500 cubic centimeters of water to fill it up

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Answer:

Step-by-step explanation:

To find the volume of water that will fill up a tank that is 80 cm tall, 60 cm wide, and 75 cm deep, you can use the formula for the volume of a rectangular prism. The formula for the volume of a rectangular prism is length x width x height, so in this case, the formula would be:

60 cm x 75 cm x 80 cm = 36,000 cm^3

So the volume of water that will fill up the tank is 36,000 cubic centimeters.

Alternatively this also can be written as 806075 cubic cms

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Teddy works part-time in the Sony Store. He has a base salary of $12.50/h plus a commission of 12% of the total sales he makes.

If Teddy works 10 hours and sells $1500 electronics, how much will he earn this week?

Answers

Answer: $305

Step-by-step explanation:

1) 12.50 multiplied by 10= 125

2) 12% of 1500 is 180

3) 125+180=305

Determine the value of x.

A) 2√3 B) 6√3 C) 12 D) 12√3

Answers

The required measure of the value of x is given as 2√3. Option A is correct.

What are trigonometric equations?

These are the equation that contains trigonometric operators such as sin, cos.. etc. In algebraic operations.

here,
Consider the given triangle,

perpendicular = 6
base = x

Applying trigonometric operation,
tan30 = perpendicular/base
tan30 = 6/ x
x = 6/√3
x = 2√3

Thus, the required measure of the value of x is given as 2√3. Option A is correct.

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HELP MEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEE

Answers

Answer:

D.

Step-by-step explanation:

4/5 ÷ 3 = 4/5 * 1/3

This is 1/3 of 4/5.

What is the probability of the spinner landing on the section labeled G?

Answers

Hi there!

[tex]\large\boxed{P = \frac{1}{4}}[/tex]

We can assume from the image that the region G is approximately 1/4 of the total spinner.

Thus, the probability of the spinner landing on section G is 1/4.

Find the area of a regular 12-sided polygon inscribed in a circle of radius
8 cm.

Answers

area of n sided polygon  inscribed in a circle is

A = (1/2)nr²sin(360/n)    (r = radius of circle)

A = (1/2)12*8²*sin30

   = 1/2*12*64*1/2

A  = 192  square unit


9. A company made jewelry boxes in the shape of right rectangular prisms.
The box measures 4 in. wide, 6 in. long, and 45 in. tall. What is the
volume of the jewelry box?
145 cubic inches
A
B.
28 cubic inches
C.
96
96 cubic inches
D.
108 cubic inches

Answers

Answer:

d

Step-by-step explanation:

4*6*45=1080/10=108 in

Can't seem to figure out ​

Answers

You can look this up

PLEASE HELPP
Classify the solid.
Your answer

Answers

Answer:

Pentagonal pyramid

Step-by-step explanation:

Hope this helps

Tamara received a credit of $25 at the yarn store. What amount can she spend using the credit?
$50
$40
$30
$20

Answers

it’s $20 step by step explanation

Find the area of the following figure​

Answers

Answer:

880?

Step-by-step explanation:

I just woke up

Answer 880 is your answer

Step-by-step explanation:

Im strugling on these question​

Answers

Answer and Step-by-step explanation:

How're you struggling with this? Simply look for a point that is inside of the triangle.

The answer is A. (-1, -2)

because this point is INSIDE the triangle.

#teamtrees #PAW (Plant And Water)

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