Question

What should be subtracted from the sum of 2.489 and 1.20, so that the difference is 2 ?
1. 1.25
2. 2.58
3. 1.63
4. 1.689

Answer 1

Correct Answer - Option 4 : 1.689

Calculations :

Let the number be x that must be subtracted from the sum of 2.489 and 1.2 so that we get 2

According to the question 

2.489 + 1.2 - x = 2 

⇒ 3.689 - x = 2  

⇒ x = 1.689 

∴ Option 4 will be the correct choice.