Question

7. A man buys 11 lemons for 10 and sells 10 lemons for * 11. What is his gain
8. A fruit vendor buys oranges at 6 for 10 and an equal number at 10 for * 20. He mixes them and
sells at 21.60 per dozen. Find his gain or loss per cent.
ild a camera for 3 1710 losing 5%. At what price should he sell the camera in order to​

Answer 1

Answer:

7. 11cp/10sp=10/11

cp/sp=100/121

gain=21/100 *100=21%