Question

find 7.5 per cent of 1730 .

Answer 1

We have to find 7.5% of 1730

= 1730*7.5/100 = 1730*75/1000 = 129.75 

Answer 2

1% of 1730 = 17.3
So,
7.5 % of 1730 = 7.5 * 17.3
= 129.75