Question

if 2 by 5 of a number extent 1 by 7 of the same number by 36 find the number​

Answer 1

Step-by-step explanation:

Solution: Let the number is x

then 2/5 of x=2x/5

x exceeds 1/7 of number 36

there for the equation 2x/5=x/7+36

2x/5-x/7-36=0

9(x-140)/35=0

x=140

the number is 140.