If 5 pens cost ₹40, what do 8 pens cost? A₹56 B₹60 C₹64 D₹72 Tap an answer to check. Show the answer Answer: C. ₹64 One pen costs ₹8, so 8 pens cost ₹64. Report a problem The answer is wrong Spelling or typing mistake The question is unclear Out of date Something else Send