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Sergio039 [100]
3 years ago
15

Eastimate 921 + 1,256 + 117 by first rounding each number to the nearst hundred

Mathematics
1 answer:
stich3 [128]3 years ago
6 0

Answer:

2,300

Step-by-step explanation:

921=900

1,256=1300

117=100

900+1300+100=2,300

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Right two division equation for each multiplication equation
Andru [333]

Which describes the effect of the transformations on the graph of ƒ(x) = x2 when changed to ƒ(x) = 3(x + 2)2 − 4?

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C) compressed vertically, shifted left 2 units, and shifted down 4 units  

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D) compressed vertically, shifted right 2 units, and shifted up 4 units

6 0
3 years ago
What is the smallest whole number that can be multiplied by 300 such that the product is a perfect cube?
Neko [114]

300=2×2×5×5×3

We observe that 2 and 5 are grouped in pairs and the 3 is left unpaired.

If we multiply 300 by the factor 3 then  

300×3=2×2×5×5×3×3

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5 0
3 years ago
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A runner finished a total of 1,500 kilometers in races before retiring . She finished thirty-two 15-kilometer races . The rest o
Sindrei [870]

Answer:

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Step-by-step explanation:

5 0
3 years ago
-7 2/3+(-5 1/2) +8 3/4=
vodka [1.7K]
Exact Form : -53/12
Decimal Form : -4.416
Mixed numbers : -4 5/12
8 0
3 years ago
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A copy machine makes
IrinaK [193]
This problem can be represented in a formula with fractions. To make it more simple, we are converting 5m30s to just pure seconds, which = 154 copies in 330 seconds.

You set up the formula like this: 154/330 = x/60. (it is x/60 because you want to know the x amount of copies per 60 seconds)

Cross multiply, you get 330x = 9240. Divide both sides by 330, you get:

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The final answer is 28 copies per minute
7 0
3 years ago
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