Question

in how many years will a sum of ₹ 300 yield an interest of ₹ 45 at 5% ?

a) 3 yrs
b) 5 yrs
c) 4 yrs
d) 3 1/3 yrs








please answer with full explanation ​

Answer 1

Step-by-step explanation:

option a will be correct answer

Answer 2

Answer:

Simple interest = P×R×T/100

45 = 300×R×5/100

Cross multiply

45×100 = 1500R

Divide both sides by 1500

4500/1500 =1500R/1500

3 = R

R = 3 years

Therefore the rate at which Rs. 300 yield Rs. 45 simple interest in 3years is 5%