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. 50
B. gains Rs. 30
C. gains Rs. 55
D. loses Rs. 30
Answer:A
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. 50 B. gains Rs. 30 C. gains Rs. 55 D. loses Rs. 30