Question

find the sum whose 20% is rupees 240​

Answer 1

We have, 20% × x = 240

We have, 20% × x = 240or,

We have, 20% × x = 240or, 20

We have, 20% × x = 240or, 20100

We have, 20% × x = 240or, 20100 × x = 240

We have, 20% × x = 240or, 20100 × x = 240Multiplying both sides by 100 and dividing both sides by 20,

We have, 20% × x = 240or, 20100 × x = 240Multiplying both sides by 100 and dividing both sides by 20,we have x = 240 ×

We have, 20% × x = 240or, 20100 × x = 240Multiplying both sides by 100 and dividing both sides by 20,we have x = 240 × 100

We have, 20% × x = 240or, 20100 × x = 240Multiplying both sides by 100 and dividing both sides by 20,we have x = 240 × 10020

We have, 20% × x = 240or, 20100 × x = 240Multiplying both sides by 100 and dividing both sides by 20,we have x = 240 × 10020x = 1200

We have, 20% × x = 240or, 20100 × x = 240Multiplying both sides by 100 and dividing both sides by 20,we have x = 240 × 10020x = 1200If you are using a calculator, simply enter 240×100÷20, which will give you the answer.

Answer 2

Given :-

20% of a sum is Rs 240.

To Find :-

The sum.

Answer :-

Rs 1200.

Salutation :-

Let , the sum be x

Therefore , according to the question ,

x × 20 / 100 = 240

2x / 10 = 240

x / 5 = 240

x = 240 × 5

•°• x = 1200

•°• The sum is ( x ) Rs 1200.

Verification :-

20 % of Rs 1200

= Rs 1200 × 20 / 100

= Rs 240 [ • Proved ]