Rs. 20 is the true discount on Rs. 260 due after a certain time. What will be the true discount on the same sum due after half of the former time, the rate of interest being the same ?

A) Rs. 10

B) Rs. 10.40

C) Rs. 15.20

D) Rs. 13


A has to pay Rs. 220 to B after 1 year. B asks A to pay Rs. 110 in cash and defer the payment of Rs. 110 for 2 years. A agrees to it. If the rate of interest be 10% per annum, in this mode of payment :

A) There is no gain or loss to any one

B) A gains Rs. 7.34

C) A loses Rs. 7.34

D) A gains Rs. 11


A owes B, Rs. 1573 payable 1(1/2) years hence. Also B owes A, Rs, 1444.50 payable 6 months hence. If they want to settle the account forthwith, keeping 14% as the rate of interest, then who should pay and how much ?

A) A, Rs. 28.50

B) B, Rs. 37.50

C) A, Rs. 50

D) B, Rs. 50


A man purchased a cow for Rs. 3000 and sold it the same day for Rs. 3600, allowing the buyer a credit of 2 years. If the rate of interest be 10% per annum, then the man has a gain of :

A) 0%

B) 5%

C) 7.5%

D) 10%


A man buys a watch for Rs. 1950 in cash and sells it for Rs. 2200 at a credit of 1 year. If the rate of interest is 10% per annum, the man :

A) gains Rs. 55

B) gains Rs. 50

C) loses Rs. 30

D) gains Rs. 30