Question

The sum of 1/2, 1/4 and 1/8 of a number is 150. what is the number? ​

Answer 1

Answer:

Let the number be a

1/2 a + 1/4 a + 1/8 a = 150

4/8 a+ 2/8 a + 1/8 a = 150

They can be added

7/8 a = 150

a = 150 * 8/7

Therefore the number is 171.43