Question

A man bought pencils at the rate of 6 for 4 and sold them at the rate of 4 for 6. What is his gain per cent in the transaction?​

Answer 1

Answer:

Let the number of pencils bought = LCM of 4, 6 = 12

CP of 6 pencils = Rs.4

CP of 12 pencils = Rs.8

S.P. of 4 pencils = Rs.6

S.P. of 12 pencils = Rs.18

Profit = Rs. (18 - 8) = Rs.10

Profit % = 10/8×100=125%

Step-by-step explanation:

hope it helps✌️

Answer 2

Answer:

Step-by-step explanation:

Let the number of pencils bought = LCM of 4, 6 = 12

CP of 6 pencils = Rs.4

CP of 12 pencils = Rs.8

S.P. of 4 pencils = Rs.6

S.P. of 12 pencils = Rs.18

Profit = Rs. (18 - 8) = Rs.10

Profit % = 10/8×100=125%