Question #f8419

1 Answer
MJ
Dec 19, 2017

120 parents in all.

Explanation:

Its given that 45 parents make 37.5% of the total parents.

Suppose, total parents are = #x#

Then 37.5% of #x# is 45

It can be written as, #x xx 37.5/100 = 45#
To change % to fraction, the % has to be divided by 100

or, #x = (45xx100)/37.5# = #120#

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