Question

The interest earned on Rs. 4000 when Invested in scheme A for two years at 7%
p.a. simple interest is half of the Interest earned when RSX is invested for five
years in the same scheme at the same rate of Interest What is the value of X7
1) 2400 2) 2800 3) 3200
4) 3000
5) 3600​

Answer 1

Answer:

3200

At 1st time:

principal:4000

time : 2years

rate : 7% /year

S.I = (4000*2*7)/100 = 560

At 2nd time:

principal :X

time : 5years

rate : 7%

S.I = 560*2

X = (560*2*100)/(5*7) = 3200

I think it can help. Thank you