Railway Recruitment Board Mathematics — Question 663
Question
If 5 pens cost ₹75, what is the cost of 12 pens?
- ₹150
- ₹160
- ₹170
- ₹180
Correct answer
D — ₹180
Explanation (English)
Cost of 1 pen = 75/5 = ₹15. Cost of 12 pens = 12×15 = ₹180
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