Answer: There are 8 lemons he can bought for 60 cents.
Explanation:
since we have given that
Number of lemons = 2
Cost of 2 lemons = 15 cents
By using "Unitary Method":,
For 15 cents, number of lemons he can bought = 2
For 1 cent, number of lemons he can bought is given by

For 60 cents, number of lemons he can bought is given by

Hence, there are 8 lemons he can bought for 60 cents.