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
A. gains Rs. 55
B. gains Rs. 50
C. loses Rs. 30
D. gains Rs. 30
A. Rs. 1386
B. Rs. 1764
C. Rs. 1575
D. Rs. 2268
A. Rs. 20
B. Rs. 21.81
C. Rs. 22
D. Rs. 18.33
A. Rs. 12,000 in cash
B. Rs. 12,880 at credit
C. Both are equally good
D. Rs. 18.33
A. 12%
B. 13%
C. 15%
D. 14%
A. 0%
B. 5%
C. 7.5%
D. 10%