Question

A number is increased by the 20% and becomes 42. What is the original number?

Answer 1

Answer:

35.

Step-by-step explanation:

let the required number be x.

x + x×20/100=42

x+x/5=42

6x/5=42

6x=42×5=210

x=210/6=35

Answer 2

Answer:

35

Step-by-step explanation:let no. be x

120/100*x=42

solve