If 1 / 2 of a number is 10 more than 1 / 4 of the number, what is the number?
Q1. If 1 / 2 of a number is 10 more than 1 / 4 of the number, what is the number?
Answer: 40
Explanation: Let x be the number. 1/2x = 1/4x + 10. So, 1/4x = 10, hence x = 40.