[PPSC Scientific Officer (Cyber Forensics, 2023)]

9. A merchant has 100 kgs of rice, part of which he sells at 7% profit and the rest at 17% profit. He gains 10% on the whole. Find how much is sold at 7% profit?

1. 50kgs

2. 70kgs

3. 40kgs

4. 30kgs

Correct Answer :

70kgs