Question 10
Raju purchases 10 pens for Rs. 150 and Manish buys 7 pens for Rs. 84. Can you say who got the pen cheaper?
The cost of 10 pens that Raju purchased = Rs 150
∴ Raju purchased 1 pen for = 15010 = Rs 15
The cost of 7 pens that Manish purchased = Rs 84
∴ Manish purchases 1 pen for = 847 = Rs 12
Thus, Manish got the pen for cheaper price.