Question

If 1/5 of a number exceeds its 2/7 by 1,find the number.​

Answer 1

Answer:

let number be x

according to the statement

1/5x - 2/7 =1

1/5x = 1+2/7

1/5x = 7+2/7 taking l.c.m

1/5x = 9/7

x = 9×5/7

x = 45/7

so required number is 45/7.