Solve this:
Decrease :
(i) 500 by 25%
500 is total, i.e. 100% in itself, so dereasing it by 25% means 100 - 25 = 75% remain
75% of 500 =( 75/100 ) * 500 = 375
500 is total, i.e. 100% in itself, so dereasing it by 25% means 100 - 25 = 75% remain
75% of 500 =( 75/100 ) * 500 = 375