UP Police Constable Exam Model Paper 3

According to the given information,
Let’s assume the number to be ‘x’
When it is increased by 21,
⇒ x + 21 = 114% of x
⇒ 21 + x = 1.14x
⇒ 21 = 1.14x – x
⇒ 0.14x = 21
∴ x = 21/0.14 = 150