Question

12. Asmita invests an amount of 9534 @ 4 p.c.p.a. to
obtain a total amount of 11442 on simple interest
after a certain period. For how many vears did she
invest the amount to obtain the total sum?
M.A.T., 2009
(a) 2 years
(b) 4 years
(c) 5 years
(d) 10 years​

Answer 1

Answer:

Time taken = 5years

option (c)

Step-by-step explanation:

Principal = Rs9534

Rate of interest = 4%

Amount = Rs11442

so,SI= A-P

SI = Rs11442-Rs9534

SI = Rs1908

Time taken = 100×SI/P×R

= 100×1908/9535×4

= 190800/38140

= 5.0026

Approximately 5years