Question

Find the time if principal=Rs. 2000, rate=7.5 % per annum and simple interest = Rs. 450​

Answer 1

Answer:

T=i×100/p×r

T=450×100/2000×7.5

T=6years

Answer 2

I= P×T×R/100

T=I×100/P×R

T=450×100/2000×7.5

T=450×100/15000

Now zeros get cancelled

T=45/15

T=3years

Hope it helps