Estimate the sum of 604 and 392

Answers

Answer 1

Answer:

1000

Step-by-step explanation:

604 is close to 600.

392 is close to 400.

600 + 400 = 1000

Answer: 1000

Answer 2

Answer:

1,000

Step-by-step explanation:

Estimate means to round and sum means addition

604 rounds to 600

392 rounds to 400

600 + 400 = 1,000

I hope this helps! have a wonderful rest of ur day :)


Related Questions

calculate simple interest on R4400 at 4% per annum for 7years.​

Answers

Answer:

Simple interest=PRT/100

P=4400

R=4%

T=7

SI=4400×4×7/100

SI=44×4×7

SI=1232

150% of what number is 120

Answers

Answer:

x = 80

Step-by-step explanation:

We have, 150% · x = 120

or, 150/100 · x = 120

Multiplying both sides by 100 and dividing both sides by 150,

we have x = 120 · 100/150

x = 80

If you are using a calculator, simply enter 120×100÷150, which will give you the answer.

[RevyBreeze]

Answer:80

Step-by-step explanation:

we have,

150x/100 = 120

x = 120 x 150/100

x= 80

When three times a number is decreased by 7, the result is 20. What is the number?
The number is?

Answers

Answer:

The number is 9

Step-by-step explanation:

• Let the number be x

[tex]{ \tt{3x - 7 = 20}} \\ [/tex]

» Add 7 to either sides following addition rule of equality:

[tex]{ \tt{(3x - 7){ \red{ + 7}} = 20{ \red{ + 7}}}} \\ { \tt{3x = 27}}[/tex]

» Divide either sides by 27:

[tex]{ \tt{ \frac{3x}{ \blue{3 }} = \frac{27}{ \blue{3}} }} \\ \\ { \tt{x = 9}}[/tex]

3x-7=20
3x=27
x=9

number is 9

What are the zero(s) of the function f(x) =4x2-36x. —————————————
X-9
?

A.x= -9
B.x=0
C.x=9
D.x= 0 and x = 9

Answers

Answer:

x=0 true

....................

Answer:

B) x=0

Step-by-step explanation:

[tex]f(x)=\frac{4x^2-36x}{x-9}\\ \\0=\frac{4x^2-36x}{x-9}\\ \\0=\frac{4x(x-9)}{x-9}\\ \\0=4x\\\\0=x\\\\x=0[/tex]

This is just a linear function in disguise, so there's only one solution

Calculate the measures of x y z in the diagram given beloe​

Answers

Y=180°-70°=110°

Z=180°-y
=180°-110°
=70°

X=y
X=110°

Step-by-step explanation:

Solution,

∠IDJ = 70° ( being alternate angle in AB || CD )

∠ IDJ + x = 180° ( being co-interior angle in EF || GH )

or , 70° + x = 180°

or , x = 180° - 70°

x = 110°

Again,

∠BLH = ∠CKG ( Being alternate angle in AB || CD )

y = 110°

Finally ,

z + y = 180° ( Being adjacent supplementary angle )

or , z + 110° = 180°

z = 70°

Thus , x = 110 ° , y = 110 ° and z = 70°

I need help fast please I hope this is easier for yall

Answers

Answer:

[tex]33\frac{1}{3} ft^2[/tex]

Step-by-step explanation:

[tex]8\frac{1}{3}\times{4}=32\frac{4}{3}=33\frac{1}{3} ft^2[/tex]

Answer:

33 1/3 ft squared

Step-by-step explanation:

The first step in solving this eqaution for x uses _ property 2(x + 7) + 3x = 12

Answers

Answer:

2×x×7+3x=12

2x+14+3x=12

5x+14=12

5x=12-14

5x=-2

Divided Both Sides By 5

X=-2/5

please help i will give crowns

Answers

10/3 which is the same as 3 1/3

Answer:

10/3 or 3 1/3

5/1 · 2/3 = 10/3

You can't simply this anymore farther.

Also the proper form of 10/3 is also 3 1/3.

Determine whether the following statement is true or false.
The ordered pairs (8,- 9) and (-9,8) name the same point.

Answers

Hi!

I can help you with joy!

Are these ordered pairs the same? Do they name the same point?

(8, -9) and (-9,8) are our points.

The x-coordinate of one point is 8, and the x-coordinate of the second point is -9.

The y-coordinate of the first point is -9, and the y-coordinate of the second point is 8.

Thus, these 2 ordered pairs do not name the same point.

The statement is false.

I hope this helps!

Ask me if you have any questions or doubts.

~[tex]\bf{^M^A^G^I^C^A^L \:erutaN[/tex]

Enjoy your day! :)

What is the slope-intercept equation of the line below ?

Answers

Answer:

y = -5/4x + 3

Step-by-step explanation:

Answer:

(B)

Step-by-step explanation:

Well finding the slope intercept is pretty simple. Find the slope which is  negative 5/4th. And then you’d be left with one hi

need help plz ............................................ .

Answers

Answer:

(x+5)+(x-10)+(x-75)+125=360

3x+45=360

3x=315

x=105

Andy and Sylvie each incorrectly simpilfied the expression: -3-4(2x-3).
Andy : -14x + 12
Sylvie: -8x - 6
Explain the errors and give the correct answer.

Answers

1. Observe problem

2. Simplify

-3-4(2x-3)

expand by distributive property

-3-8x+12

addition and subtraction

-8x+9

I have no idea what Andy And Sylvie were doing, so therefore...

I don't know which brain cell in there head is dysfunctional.

Answer:

-9 - 8x

Step-by-step explanation:

Andy multiplied incorrectly it should have been -4*2x, -4*-3

Sylvie forgot to multiply both sides she did -4*2x but forgot to do -4*-3

The correct answer should be...

-3-4(2x-3)

-3 - 8x + 12

-9 - 8x

PLEASE HELP WITH RIGHT ANSWER FOR BRAINLIEST!!

Answers

To make a perfect square of v² - 14v , add c such that:

We have:

a = 1 b = - 14 c = b²/ (4a) = (-14)²/ (4 × 1) = 49

⇒ v² - 14v + 49 = (v - 7)(v - 7) = (v - 7)²

Answer: 49

OK done. Thank to me :>

(08.02 MC)
A system of equations is shown below:
y = 2x - 1
y = 4x - 5
Part A: Identify the slope and y-intercept for each equation. In your own words, explain how you can
solve the pair of equations by graphing. (8 points)

Part B: Graph the two equation on the attached graph paper. What is the solution to the pair of
equations written in (x, y) form? (5 points)

Answers

PART A-okay so the first equations slope is 2 and the second equations slope is 4 I know because slope is always gonna be the second number because y=slope+y intercept

PART 2-I’m not too sure about this one cause I can’t really show you a graph but I will say y intercept is the vertical line kn the center of the graph so make sure it lines. Up with that if you undertsand what I’m saying if not ignore this cause I don’t mean to confuse you.
Good luck

A bird of species A, when diving, can travel six times as fast as a bird of species B top speed. If the total speeds for these
two birds is 259 miles per hour, find the fastest speed of the bird of species A and the fastest speed of the bird of species B.

What is the fastest speed of the bird species B in miles per hour and the fastest speed of the bird of species A in miles per hour

Answers

Answer:

37 mph, 222 mph

Step-by-step explanation:

Let the speed of bird of species A is x and speed of B is y.

The equations:

x + y = 259x = 6y

Substitute and solve for y:

6y + y = 2597y = 259y = 259/7y = 37

Find x:

x = 6*37 = 222

[tex]x[/tex]will be the speed of species b and [tex]4x[/tex] will be the speed of species a:

[tex]x + 4x = 180[/tex]

[tex]5x = 180[/tex]

[tex]x = \frac{180}{5}[/tex]

[tex]x = 36 \: m/h[/tex]

If species b has a speed of [tex]36 [/tex]m/h, the speed of species a is [tex]4[/tex]times that:

[tex]4 \times 36 = 144 m/h[/tex]

Answer :—

[tex]A = 36 \: m/h [/tex]

[tex]B = 144 \: m/h[/tex]

Is the question asking to see if x = 1, y=-2, and z=2 by solving the three equations?

Answers

Answer:

2 × 1 +2 +2×2 =8

2+2+4=8

8=8

3×1 +3× -2 + 4×2 =5

3-6+8=5

5=5

1+2 × -2 +2 = -5

1-4+2= -5

-5 = -5

What is the area of the figure?

Answers

20m ^2

Explanation:
The top part be be cut into 2 2•2 triangles. A = 4 for both of them
And the rest is a 4•4 square, so A = 16.
4 + 16 = 20

Hope this helps!

Which expression is equivalent to 3^-2 times 5^-2
a. 1/15^2
b. 1/15^-2
c. 15^4
d. 15^-4

Answers

Answer:

The answer would be A)

Step-by-step explanation:

3^-2 = 1/9

5^-2 = 1/25

1/9 * 1/25 = 1/225

15^2 = 225

meaning,

3^-2 * 5^-2 = 1/15^2

Hope this helps yo! :)

A pigmy rattlesnake has an average length of 18 in., while
a Western diamondback rattlesnake averages a length of
5 ft 6 in. What is the ratio of the length of a pigmy rattlesnake
to the length of a Western diamondback rattlesnake?

Answers

Answer is down below.

Step-by-step explanation is in the photo below.

Annika needs to sell at least 25 boxes of Girl Scout cookies to get a new badge she has already sold 4 boxes how many more does she need to sell

one step inequality word problems ​​

Answers

Step-by-step explanation:

21 is the answer cause if she sold 4 already thats equal 25 boxes of cookies

The points (2, 100) and (4, 105) are found on a line.
Which function models the relationship between the two points?
A
y=−0.4x+100.8
B
y=0.4x+103.4
C
y=−2.5x+105
D
y=2.5x+95

Answers

I think its c

Step-by-step explanation:

Question 2 of 10, Step 1 of 1
One integer is 9 more than another. Their product is 90. Find the integers.
Answer
How to enter your answer (opens in new window)
smaller integer

Answers

Answer:

6 is the smaller integer and 12 is the larger

Step-by-step explanation:

yeah just guess and check

7.
A tourist would like to exchange 100 USD for kuna, the
currency of Croatia. At the rate 12 USD = 66 kuna, how
many kuna should the tourist receive?

Answers

Answer:

550

Step-by-step explanation:

Divide the $100 by 12 = 8.33

Multiply 8.33 * 66 = 550

What is four multiplied by fifteen

Answers

Answer:

60

Step-by-step explanation:

4x15=60

Answer:

60

hope this helps

have a nice day:)

Cade rode 1 3/5 miles on Saturday and 1 3/4 miles on Sunday. How far did he ride on the two days?

Answers

Answer:

3.35

Step-by-step explanation:

just adding fractions

Madelyn hikes 190.5 meters up a mountain. If she is 62% of the way up, how tall is the mountain? Round to the nearest whole meter.

Answers

Answer:

307 meters tall

Step-by-step explanation:

190.5 / 62 = x / 100

19050 / 62 = 307

If it is rounded up.

to lease a new car, you must make a dowm payment when you sign the lease, then pay $199 per month . six months after signing his lease, Mr Scott had paid $2,694. write and solve an equation to find the total amount he will have paid after 3 years.

please help this is for my son and i dont know it

Answers

Answer:

8 cookies left to be baked.

Step-by-step explanation:

Together both of them bakes = (1/3) + (2/5)

                                                 =  [tex]\frac{5}{15} +\frac{6}{15}[/tex]

                                                 = [tex]\frac{11}{15}[/tex] cookies.

So they have baked: (11/15) * 30 = 22 cookies together.

cookies left to be baked: 30 - 22 = 8 cookies.

Answer:

8 cookies

Step-by-step explanation:

Cookies needed - 30.

Len bakes:

30*1/3 = 10

Shailesh bakes:

30*2/5 = 12

Remaining to bake:

30 - 10 - 12 = 8

PLEASE HELP

Find the Difference

(3 - 2.1z) - (1.7w + 9) - (-8 - 3z)​

Answers

Answer:

1 dfrac 20+9z-17w I think this is your answer

On a distance-time graph,a horizontal straight line corresponds to motion at __+

Answers

On a distance time graph, a horizontal straight line corresponds to motion at zero speed constant speed increasing speed decreasing speed.

Kim is playing an online trivia game. She has 25 points and earns 1 point for each correct answer. She will advance to the next round if the score is 34 points. Which inequality can Kim use to find how many more questions she must answer correctly to advance to the next round

Answers

Answer:

the answer is b I'm pretty sure

Answer:

1x 25< or equal to34

Step-by-step explanation:

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