# Rate of simple interest per annum of bank bening decreased from 5% to 3 and1/2%, the annual income of a person from interest was less by Rs105. The sum deposited at the bank was

A. Rs 7000

B. Rs6000

C. Rs 7200

D. Rs6800

A. Rs 7000

B. Rs6000

C. Rs 7200

D. Rs6800

Related User Ask Questions

A. 715

B. 615

C. 915

D. 515

E. None of these

Let sum was X.

Amount after 1 year with interest 5%,

Amount = x + 5% of x = 1.05x.

Amount after 1 year with interest 7/2%.

Amount = x + 7/2% of x = 1.035x.

Difference in interest = 105

1.05x - 1.035x = 105

0.015x = 105

x = Rs. 7000.