Question

Last year 12 records in his collection now he has 15 records what is his percent increase of his Collection

Answer 1

Given that,

Last year record = 12

This year record = 15.

To find,

The percent increase of his Collection.

Solution,

The percent increase in his collection is given by :

$\%=\dfrac{\text{final collection-initial collection}}{\text{initial collection}}\times 100\\\\=\dfrac{15-12}{12}\times 100\\\\=25\%$

So, the percent increase of his collection is 25%.