Question

A vendor bought lemons at for rs 06 then how many for a rupee he must sell to gain 20%

Answer 1

20 % of rs 6
== 1.2

So,SP = 1.2 +6 = ₹7.2

Answer 2

Cost Price of 1 lemon = Rs 6

Find the gain:

20% of Rs 6 = 0.2 x 6

20% of Rs 6 = Rs 1.20

⇒ The Gain of 20% is Rs 1.20

Find the new selling price:

Selling Price = 6 + 1.20

Selling Price = Rs 7.20

⇒ Selling Price with a gain of 20% is Rs 7.20

Answer: He must sell it at Rs 7.20 per lemon to have a gain of 20%