A page from Richa's pass book is given below. Answer the following question by finding the missing entries. She closes her account on `30-6-2007.`
ltimg src="https://d10lpgp6xz60nq.cloudfront.net/physics_images/PS_MATH_X_C22_E06_001_Q01.png" width="80%"gt
ltimg src="https://d10lpgp6xz60nq.cloudfront.net/physics_images/PS_MATH_X_C22_E06_001_Q02.png" width="80%"gt
If the bank pays `4%` per annum, then find the interest received by Richa on closing her account.

Options

A. `Rs. 98.5
B. Rs. 115
C. Rs. 132
D. Rs. 133

Answer

C

Explanation

(i) Interest is calculated on minimum balance for the entire period.
(ii) Use, `SI=(PxxRxxT)/(100),` where P = sum of the minimum balances, `r=4%and T=(1)/(12)` year.