Quiz 21

Anil starts from Bangalore to Mysore at 8 AM with 25kmph speed. At 10 AM, Chai starts from Mysore to Bangalore at 35kmph speed. Find the time when they cross each other if the distance between Mysore and Bangalore is 150kms.

If Ram buys apples at 10 apples for Rs. 9 and sells them at 9 apples for Rs. 10. Find his Gain percent.

A smartphone and computer are bought for Rs. 50,000. The smartphone is sold at a loss of 10% and the computer is sold at a profit of 15%. The overall gain is Rs.2500. Find the cost price of the smartphone?