3 years ago

Use rounding or compatible numbers to estimate the sum

1 answer:

8 0

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AnnZ [28]

The answer is 20. just multiply, 4/7*35=20.

5 0

3 years ago

Fittoniya [83]

Answer:

Step-by-step explanation

5 0

2 years ago

VikaD [51]

Distribute
remember
a(b+c)=ab+ac
2(2.5q+8)=2(2.5q)+2(8)=5q+16

1-5q+5q+16
1+0+16
17

5 0

3 years ago

Andrews [41]

Books left=2000-200=1800

ATQ

$\\ \sf\longmapsto 1800x+10=0.08x$

$\\ \sf\longmapsto 1800x-0.08x=-10$

$\\ \sf\longmapsto x(1800-0.08)=-10$

$\\ \sf\longmapsto x(1799.92)=-10$

$\\ \sf\longmapsto x=|\dfrac{10}{1799.92}|$

$\\ \sf\longmapsto x=0.005$

Now

$\\ \sf\longmapsto CP=0.005(2000)=10$

6 0

2 years ago

Natalija [7]

The answer is 9. if you wanna do it the long way buit a calculator is easier

3 0

3 years ago