(6) लाल गेंदों और (4) नीली गेंदों में से (1) लाल और (1) नीली गेंद कितने तरीकों से चुनी जा सकती है?

From (6) red balls and (4) blue balls, in how many ways can (1) red and (1) blue ball be selected?

Explanation opens after your attempt
Correct Answer

C. (24)

Step 1

Concept

The ways are \(\binom{6}{1}\binom{4}{1}=24\). Apply multiplication rule for selections from different colors.

Step 2

Why this answer is correct

The correct answer is C. (24). The ways are \(\binom{6}{1}\binom{4}{1}=24\). Apply multiplication rule for selections from different colors.

Step 3

Exam Tip

तरीके \(\binom{6}{1}\binom{4}{1}=24\) हैं। अलग रंगों के चयन में गुणा नियम लगाएं।

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Mathematics Answer, Explanation and Revision Hints

(6) लाल गेंदों और (4) नीली गेंदों में से (1) लाल और (1) नीली गेंद कितने तरीकों से चुनी जा सकती है? / From (6) red balls and (4) blue balls, in how many ways can (1) red and (1) blue ball be selected?

Correct Answer: C. (24). Explanation: तरीके \(\binom{6}{1}\binom{4}{1}=24\) हैं। अलग रंगों के चयन में गुणा नियम लगाएं। / The ways are \(\binom{6}{1}\binom{4}{1}=24\). Apply multiplication rule for selections from different colors.

Which concept should I revise for this Mathematics MCQ?

The ways are \(\binom{6}{1}\binom{4}{1}=24\). Apply multiplication rule for selections from different colors.

What exam hint can help solve this Mathematics question?

तरीके \(\binom{6}{1}\binom{4}{1}=24\) हैं। अलग रंगों के चयन में गुणा नियम लगाएं।