Question

If 40% of a number is equal to two-third of another number, what is the ratio of first number to the second number?

Answer 1

let the no. be x and y
then 40% of x= y
40/100 × x=y
1/5 ×x=y
x=5y.............(1)
Now x/y
= 5y/y [Using (1)]
=1/5
Therefore,Required ratio is 1:5