SSC MTS 2 Aug 2019 Shift 1 Paper

Calculation:
Suppose CP = Rs. X
According to question,
⇒ X – (X × 20) /100 = 320
⇒ X × 80 = 32000
⇒ X = Rs. 400
Required selling price = X + (X × 20) /100
= 400 + (400 × 20) /100
= Rs. 480