by first rounding each number to 1 significant figure, estimate the answer to 427+941​

Answers

Answer 1

Answer:

1300

Step-by-step explanation:


Related Questions


What is the slope of
the line?

Give your answer as
a fraction in simplest
form.

Answers

Answer:

3/5

Step-by-step explanation:

Rhis time we dont have another dot, so we just start from zero. We rise 3 and then run 5.

Hoped this helped!!

For each statement, determine if the statement can be true or if the statement can never be true.
Select the correct choice in each row.

Answers

A.Yeah- two angles that are next to each other and equal to 90
B.Yeah- vertical angles 90+90 equals 180
C.yeah-same as B

The measure of the arc from A to B that does not pass through C?
A-160
B-140
C-100
D-90

Answers

Answer: C

Step-by-step explanation:

In an invasion game such as Soccer, Football, or Handball, how can you tell which team is offense and which team is defense?

Answers

Answer:

The easiest way to determine whose offense or defense would be to check where the players are positioned at. Obviously, the main goals of Soccer or Football are in the back meaning people who are defending the goal are most likely to be behind the teammates who are offensive (common sense).

Step-by-step explanation:


Two boys san around a track that is 400 meters long. Miguel ran around the track three
times in 240 seconds. Joseph ran around the track three times in 200 seconds. What was the
difference between the speeds of the two boys?
A.
1 meter per second
5 meters per second
B.
C.
6 meters per second
D.
11 meters per second

Answers

Using proportions, it is found that the difference between the speeds of the two boys was of:

A. 1 meter per second.

What is a proportion?

A proportion is a fraction of a total amount. Following this concept, velocity is distance divided by time.

In this problem, Miguel ran 1 lap = 400 meters each 240/3 = 80 seconds, hence his speed is given by:

sM = 400/80 = 5 m/s.

Joseph ran 400 metters each 200/3 = 66.67 seconds, hence his speed is given by:

sJ = 400/66.67 = 6 m/s.

The difference is given by:

6 m/s - 5 m/s = 1m/s.

Hence, option A is correct.

More can be learned about proportions at https://brainly.com/question/24372153

Re-write the quadratic function below in Standard Form


y=2(x+2)(x−4)

Answers

Answer:

Standard form:

y=2x^2-4x-16

A triangle has angle measurements of 31°, 10°, and 139º. What kind of triangle is it?​

Answers

Answer:

Its a Obtuse Angled Triangle

Step-by-step explanation:

This is due to one of the angles being over 90 Degrees

solve for x and y please

Answers

Answer:

Step-by-step explanation:

The 2 triangles are similar so corresponding sides are in the same ratio.

3/x = 6/16

6x = 48

x = 8.

9/y = 6/16 = 3/8

3y = 72

y = 24.

Answer:

y = 24 mx = 8 m

using proportional equation:

[tex]\rightarrow \sf \dfrac{AC}{CE} = \dfrac{DB}{DE}[/tex]

[tex]\hookrightarrow \sf \dfrac{9}{6} = \dfrac{y}{16}[/tex]

[tex]\hookrightarrow \sf 9(16)} = {6y}[/tex]

[tex]\hookrightarrow \sf y = 24[/tex]

====================

[tex]\rightarrow \sf \dfrac{AE}{CE} = \dfrac{EB}{DE}[/tex]

[tex]\hookrightarrow \sf \dfrac{3}{6} = \dfrac{x}{16}[/tex]

[tex]\hookrightarrow \sf 3(16)} = 6x[/tex]

[tex]\hookrightarrow \sf x = 8[/tex]

If 5,x,125 are in continued proportion, find valueee of xxxxx.....​

Answers

Answer:

[tex] \pmb{SOLUTION:-}[/tex]

5,x,125 are in continued proportion,

Then,

[tex] \displaystyle{ \frac{5}{x} = \frac{x}{125} }[/tex]

[tex]5 \times 125 = {x}^{2} [/tex]

[tex] {x}^{2} = 625[/tex]

[tex]x = \sqrt{625} [/tex]

[tex]x = 25[/tex]

Answer:

a₂ = ±25

Step-by-step explanation:

5, x, and 125 are part of a geometric progression

What we know :

a (first term) = 5aₙ (final term) = 125n (number of terms) = 3

Finding the common ratio (r)

aₙ = arⁿ⁻¹125 = (5)(r)³⁻¹25 = r²r = ± 5

Finding x

x is the 2nd term of the progressiona₂ = ara₂ = 5(±5)a₂ = ±25

How do you know when terms can be combined?

A. They are the same size

B. They have the same exponent

C. They have the same number

D. They have the same variable and exponent

Answers

Answer:

C. They have the same number

Help picture below 3 problems easy will give brainlest

Answers

The correct answer is 57%

Answer:

7. 64

22. 12.9

12. 22

Step-by-step explanation:

x = 154    154 - 90 = 64

15% of 86 is 12.9

A triangle's angles must all add up to 180.

90 + 68 = 158    180 - 158 = 22

A toy boat is bobbing on the water.
Its distance D(t)D(t)D, left parenthesis, t, right parenthesis (in \text{m}mstart text, m, end text) from the floor of the lake as a function of time ttt (in seconds) can be modeled by a sinusoidal expression of the form a\cdot\sin(b\cdot t)+da⋅sin(b⋅t)+da, dot, sine, left parenthesis, b, dot, t, right parenthesis, plus, d.
At t=0t=0t, equals, 0, when the boat is exactly in the middle of its oscillation, it is 1\text{ m}1 m1, start text, space, m, end text above the water's floor. The boat reaches its maximum height of 1.2\text{ m}1.2 m1, point, 2, start text, space, m, end text after \dfrac{\pi}{4}
4
π

start fraction, pi, divided by, 4, end fraction seconds.
Find D(t)D(t)D, left parenthesis, t, right parenthesis.

Answers

An equation for a toy boat is bobbing on the water is in the sinusoidal form which we can write as, D(t) =  0.2 sin2t +1

What is an Equation ?

An equation is a mathematical term, which indicates that the value of two algebraic expressions are equal. There are various parts of an equation which are, coefficients, variables, constants, terms, operators, expressions, and equal to sign.

For example, D(t) =  acos2t +b

Types of equation

1. Linear Equation

2. Quadratic Equation

3. Cubic Equation

Given information,

Equation  of bobbing, D(t) =  a sinbt + d

By graph we can say that it is compressed two times,

So, value of b will be, 2

At t =0, height from the floor is 1 m

1  =  a sin(2×0) + d

d = 0

At t =π/4, height from the floor is 1.2 m

1.2 =  a sin(2×π/4) + 1

a = 0.2

By graph we can say that it is compressed two times,

So, value of b will be 2

Hence, An  equation is  D(t) =  0.2 sin2t +1

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find the factors of 45​

Answers

Answer:

1, 3, 5, 9, 15, 45

Step-by-step explanation:

Factors of a number is when two or more numbers are multiplied to give you your original number. Here, it's 45.

The factors of 45:

1 x 45 = 45

3 x 15 = 45

5 x 9 = 45

1, 3, 5, 9, 15, 45

Hope this helps!

PLEASEEE HELPPPP MEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEE

Answers

Answer:

98

Step-by-step explanation:

the solution is in the picture


Cherokee Manufacturing Company established the following standard price and cost data.
Sales price
Variable manufacturing cost
Fixed manufacturing cost
Fixed selling and administrative cost
$12.00 per unit
$ 7.20 per unit
$3,600 total
$1,200 total
Cherokee planned to produce and sell 2,000 units. Actual production and sales amounted to 2,200 units.
Required
a. Determine the sales and variable cost volume variances.
b. Classify the variances as favorable (F) or unfavorable (U).
d. Determine the amount of fixed cost that will appear in the flexible budget.
e. Determine the fixed cost per unit based on planned activity and the fixed cost per unit based on actual activity.
Answer is not complete.

Answers

Assuming the Actual production and sales amounted to 2,200 units.The sales and variable cost is:2400 F; $1,440 UF.

Sales and variable cost volume variances

a. Sales and variable cost volume variances

Sales =(Actual units sold -Budgeted units sold)× Budgeted price per unit

Sales=(2200-2000)×$12.00 per unit

Sales=26,400-$24,000

Sales=2400 F

Variable=(Actual units sold -Budgeted units sold)× Budgeted price per unit

Variable=(2200-2000)×$7.20 per unit

Variable=$15,840-$14,400

Variable=$1,440 UF

b. Sales=2400 F

Variable=$1,440 UF

d.  Fixed cost

Fixed manufacturing cost $3,600

Fixed selling and administrative cost $1,200

e.                                                    Master budget   Flexible budget

Fixed manufacturing cost                     $3,600                  $3,600

Fixed selling and administrative cost $1,200                   $1,200

Tota fixed cost                                      $4,800                 $4,800

Cost per units                                        $2.4                       $2.18

($4,800 /2000) ($4,800/2200)

Therefore the sales and variable cost is:2400 F; $1,440 UF.

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In the accompanying diagram, AB is a diameter of circle O, FECA and
FBG are secants, AD, DE, EB = 1:3:2 and BG = 40°. Find the measures of AD,
DE, EB, and AG.

Answers

Check the picture below.

so to split 180 in a 1 : 3 : 2 ratio, we'll simply divide 180 by (1 + 3 + 2) and distribute accordingly

[tex]\cfrac{180}{1+3+2}\implies 30\qquad \qquad \stackrel{1}{1(30)}~~:~~\stackrel{3}{3(30)}~~:~~\stackrel{2}{2(30)}\implies 30~:90~:60 \\\\[-0.35em] ~\dotfill\\\\ \widehat{AG}=180+40\implies \widehat{AG}=220[/tex]

a poker hand consisting of five cards, is dealt from a standard deck of 52 cards. Find the probability that the hand contains five face cards

Answers

Answer:

56

Step-by-step explanation:

because is one times 44

What is the surface area for the following shape?

Answers

Answer:

The answer is : A 192 in cubic

Step-by-step explanation:

100 % correct

Answer:

208 in^2

Step-by-step explanation:

front: 6x4 = 24

back: 6x4 = 24

right: 6x8 = 48

left: 6x8 = 48

top: 4x8 = 32

bottom: 4x8 = 32

24+24+48+48+32+32 = 208

explain how the model for 3/5 - 1/2 9s is different from the model for 3/5 - 3/10

Answers

The model is different because it has different denominator and numerator

How many quarts is 16000 gallons

Answers

64000quarts is 16000gallons

Answer:

64,000 quarts are in 16,000 gallons

Step-by-step explanation:

Formula - Divide the volume by 4

Hope this helps (:

What is the 15th term of the following sequence? 0.25, 0.5, 1, 2, 4…

Answers

Answer:

4,096

Solution:In this case, we have a geometric sequence.In a geometric sequence, we use multiplication/division in order to get to the next term.In this case, we multiply each term by 2.So these are the terms:0.25, 0.5, 1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1,024, 2,048, 4,096

Hope it helps.

Do comment if you have any query.

Question 6 of 10
The graph of f(x) -13*-6 is shown below. g(x) is a transformation of f(x).
How would you write the equation for the function g(x)?
10+
9)
5
25-20-15-10
5 10 15 20 25
10-13-6-10-
-15+
O A 9-364-43
OB. 863)-23* +3
OC. 900---13--6
D. g(x) - 3* +2

Answers

The graph is attached.

Step-by-step explanation:

This will be an exponential function, which means it will be a smooth curve.

The y-intercept will be 35, since this is the starting population.

Since the population is increasing, the curve will increase as well.

The selling price of a textbook is
$
158.75
.
If the markup is
25
% of the bookstore's cost, what is the bookstore's cost of the textbook?

Answers

Answer:

198.43. dollars is the answer

a triangular prism is cut parallel from its bases, what is the shape of the cut?

Answers

Answer:

a triangle

Step-by-step explanation:

when looking at a triangular prism it is made of 4 triangles, so any way you cut it, it will be a triangle

Let R be the region in the first quadrant bounded above by the graph of y=1−x^2 and below by the graph of y=1−√x, as shown in the figure above. What is the area of the region?

Answers

Answer is C


1/3


have a good day/night

If R be the region in the first quadrant bounded above by the graph of y=1−x² and below by the graph of y=1−√x then area is 1/3.

To find the area of the region bounded by the graphs of y = 1 - x² and y = 1 - √x in the first quadrant.

we need to determine the points of intersection and integrate the difference between the two functions over that interval.

To find the points of intersection, we set the two functions equal to each other:

1 - x²= 1 - √x

x²= √x

Squaring both sides again, we have:

x⁴ = x

x(x³ - 1) = 0

This equation gives us two potential solutions: x = 0 and x = 1.

To determine the limits of integration, we need to find the x-value where the two curves intersect.

Since y = 1 - √x represents the upper curve, we can set the two functions equal to each other and solve for x:

1 - x² = 1 - √x

x² = √x

x⁴ = x

Since we are only interested in the first quadrant, the solution x = 0 is not relevant.

Therefore, the only point of intersection is x = 1.

Integrating the difference between the two functions over the interval [0, 1] will give us the area of the region R:

A = ∫[0, 1] (1 - x²) - (1 - √x) dx

Expanding and simplifying the integrand:

A = ∫[0, 1] 1 - x² - 1 + √x dx

A = ∫[0, 1] -x² + √x dx

Integrating each term separately:

A = [-x³/3 + (2/3)x^(3/2)]|[0, 1]

A = [-(1/3) + (2/3)] - [0]

A = 1/3

Therefore, the area of the region R is 1/3.

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Given: -7x<-21 choose the solution set

Answers

Answer:

x > 3

Step-by-step explanation:

The only thing you need to do is just divide both sides by -7

-7x/-7<-21/-7

x>3

I hope this helped!! Good luck (:

Find the surface area

Answers

S.A of a sphere=4πr^2
=4 x π x 11^2
=4 x π x 121
=484π or 1520.530844cm^2

Peter earns each hour for the first 40 hours he works each week. For every hour, he works after 40 hours he earns $12 each hour last week, Peter earned $444. Which equation could be used to find the number of hours, h, during which Peter earned $12 last week?

Answers

Answer:

5

Step-by-step explanation:

I said so THATS WHY

Help picture below problem 11

Answers

Answer:

B) angle B

Step-by-step explanation:

Since the question is telling you that both the triangles are essentially the same, you just have to look to see which letter of triangle ABC is in the same general place as triangle DEF.

In this case angle B is in the same general spot as angle E, so therefore B is your answer.

Hope this helps you :)

whats the answer.......

Answers

Answer:

up

Step-by-step explanation:

We should go 4 units up from the zero in the coordinate plane.

What is coordinate plane?

A coordinate plane is a two-dimensional surface formed by two number lines. It is formed when a horizontal line (the X-axis) and a vertical line (the Y-axis) intersect at a point called the origin. The numbers on a coordinate grid are used to locate points.

Given that, in the ordered pair (3, 4), the value of y is 4.

Here, in the ordered pair (3, 4), 3 is x-coordinate and 4 is y-coordinate.

The perpendicular distance from the x-coordinate 3 and y-axis is 3 units, which is 3 units right to the y-axis.

The perpendicular distance from the y-coordinate 4 and x-axis is 4 units, which is 4 units up to the x-axis.

Hence, we should go 4 units up from the zero in the coordinate plane.

Learn more about the coordinate plane here:

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