Question

please help me !!!


I want full explanation with answer . please help ​

Answer 1

Answer:

Let the no. of oranges =x= no. of bananas 

cost price =5x+2x=7x

Gain on oranges =10020×5x=x

Gain on Bananas =10015×2x=0.3x

Profit ⇒1.3x=390

⇒x=1.3390=300

No. of oranges purchased =300.

Answer 2

Answer:

refer to attachment

hope this helps u....