किसी संख्या (r) के तीन गुने में (2) घटाने का व्यंजक कौन-सा है?

Which expression represents subtracting (2) from three times a number (r)?

Author: Muft Shiksha Editorial Team Published:
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Correct Answer

D. (3r-2)

Step 1

Concept

Three times is (3r), and (2) is subtracted from it. So the correct expression is (3r-2).

Step 2

Why this answer is correct

The correct answer is D. (3r-2). Three times is (3r), and (2) is subtracted from it. So the correct expression is (3r-2).

Step 3

Exam Tip

तीन गुना (3r) होता है और उसमें से (2) घटाते हैं। इसलिए सही व्यंजक (3r-2) है।

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Mathematics Answer, Explanation and Revision Hints

किसी संख्या (r) के तीन गुने में (2) घटाने का व्यंजक कौन-सा है? / Which expression represents subtracting (2) from three times a number (r)?

Correct Answer: D. (3r-2). Explanation: तीन गुना (3r) होता है और उसमें से (2) घटाते हैं। इसलिए सही व्यंजक (3r-2) है। / Three times is (3r), and (2) is subtracted from it. So the correct expression is (3r-2).

Which concept should I revise for this Mathematics MCQ?

Three times is (3r), and (2) is subtracted from it. So the correct expression is (3r-2).

What exam hint can help solve this Mathematics question?

तीन गुना (3r) होता है और उसमें से (2) घटाते हैं। इसलिए सही व्यंजक (3r-2) है।