A shopkeeper bought a computer for ₹42,000 and a printer for ₹3,000. If he sold both the items together for ₹51,750, then his profit percentage is:

A

15$$\%$$

B

$$17\frac{2}{9}\%$$

C

$$16\frac{1}{14}\%$$

D

$$23\frac{3}{14}\%$$