Practicing Success

Target Exam

CUET

Subject

General Test

Chapter

Quantitative Reasoning

Topic

Algebra

Question:

If a +b =8 and a − b =6, then find the value of ‘ab’.

Options:

6

8

5

7

Correct Answer:

7

Explanation:

If a +b =8 and a − b =6, then find the value of ‘ab’.

Put the values of a = 7 and b = 1

These values will satisfy the given conditions,

then the value of ab = 7 × 1 = 7