2 years ago

Need help on this problems!

1 answer:

3 0

For six you can write 1/4 because there is 4 pennies and 1 represents each penny

for number 5 you can put 2/10 because there is 10 coins and 2 quarters

and for number 7 is that Bradley has 10 coins not 9 so it would be 1/10

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We can use proportion to get the result
10 ----------- 5%
x ------------- 100%
Crossmultiply proportion

5*x=10*100
5x=1000 /:5 divide both sides by 5
x=1000:5
x=200 - its the answer

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