Question

1.
2.
A number when decreased by 40%, it becomes 90. What will be its value, if it is increased by 40%?
If 40% of a number exceeds 25% of the same number by 54, then find the number.​

Answer 1

Answer:

let the no be x

x-2/5x=90

5x-2x=450

3x=450

x=150

if it is increased by 40%

150+40/100×150

150+60

210