A bat and a ball together cost 110 rupees. The bat costs 100 rupees more than the ball. How much does the ball cost?
Q1. A bat and a ball together cost 110 rupees. The bat costs 100 rupees more than the ball. How much does the ball cost?
Answer: 5 rupees
Explanation: Let ball cost x. Bat costs x + 100. x + (x + 100) = 110. So, 2x + 100 = 110, 2x = 10, x = 5.