Isha buys 3 pens at ₹12 each and a notebook for ₹45. She pays ₹100. How much change does she get back?
- ₹17
- ₹19
- ₹21
- ₹27
Show answer and solution
Correct answer: B. ₹19
Pens cost 3 x 12 = ₹36, so the total is 36 + 45 = ₹81 and the change is 100 - 81 = ₹19.