Here P= Rs. 12,000 , R= 15%

T = Money kept for the No of days divided by 365

Jan (31-13) = 18 days

Feb = 28 days

March = 31 days

April = 30 days

May = 31 days

June = 8 days

Total = 146 days

T = years

S.I =

= years

= Rs. 720

A = 12000 + 720 = Rs. 12720

Mohan paid Rs. 12,720 to the money-lender to clear his debt.

A) Rs. 100 | B) Rs. 105 |

C) Rs. 115 | D) Rs. 110 |

Money lent to A+B = (300+ 540) = Rs. 840

Amount received = Rs. 1032

Interest received = Rs. 1032 - Rs.840 = Rs. 192

Interest on Rs. 300 lent to A for 1 year = = Rs. 12

Interest on Rs.540 lent to B for 1 year = = Rs. 36

Total yearly interest = Rs.(12+36)

= Rs.48

If interest is Rs. 48, time = 1 year

if interest is Rs. 192, time =

= 4 years