Homework Help: Maths Percentage (6th Grade)

Posted by Sam on Thursday, October 11, 2012 at 6:50am.

David has $5 in his wallet. This was 10% of the amount that he received from his mother. Find the total amount of money that David received from his mother.

35% of the number of books Ibrahim owns are fiction boos, find:
a.) the total number of books he owns.
b.) the number of non-fiction books he owns.

Please show me your complete workings. Thank you very much.

Maths Percentage (6th Grade) - Reiny, Thursday, October 11, 2012 at 8:00am
non-algebraic way:

5% = $5
so 1% = 5/5 = $1
100% = 100(1) = $100

algebraic way:
.05x = 5
x = 5/.05 = 100

Do your second question in the same way.

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