Question

please help in this answer

Answer 1

3 b) SI = rs 450
time = 5 years
rate = 6 percent
let principal = x
SI = p*r*t%100
450 = x*6*5%100
450 = x*3%10
x = 450*10%3
x = rs 1500


please see
this sign (*) is for multiply
this sign (%) is for divide.