A placed three sheets with two carbons to get two extra copies of the original. Then he decided to get more carbon copies and folded the paper in such a way that the upper half of the sheets were on top of the lower half. Then he typed. How many carbon copies did he get?

A. 71 years B. 72 years C. 74 years D. 77 years

A. Rs. 4, Rs. 23 B. Rs. 13, Rs. 17 C. Rs. 15, Rs. 14 D. Rs. 17, Rs. 13

A. 2/13 B. 13/40 C. Data inadequate D. None of these

A. 8 B. 12 C. 16 D. 24