(10) खिलाड़ियों में से (5) खिलाड़ी चुनने हैं और दो विशेष खिलाड़ी दोनों साथ में अवश्य चुने जाएं। कितने तरीके हैं?

From (10) players (5) players are to be selected and two special players must both be included. How many ways are there?

Explanation opens after your attempt
Correct Answer

B. (56)

Step 1

Concept

The two special players are already selected. The remaining (3) players are chosen from (8) in \(\binom{8}{3}=56\) ways.

Step 2

Why this answer is correct

The correct answer is B. (56). The two special players are already selected. The remaining (3) players are chosen from (8) in \(\binom{8}{3}=56\) ways.

Step 3

Exam Tip

दो विशेष खिलाड़ी पहले से चुने गए हैं। बाकी (3) खिलाड़ी (8) में से \(\binom{8}{3}=56\) तरीकों से चुने जाएंगे।

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Mathematics Answer, Explanation and Revision Hints

(10) खिलाड़ियों में से (5) खिलाड़ी चुनने हैं और दो विशेष खिलाड़ी दोनों साथ में अवश्य चुने जाएं। कितने तरीके हैं? / From (10) players (5) players are to be selected and two special players must both be included. How many ways are there?

Correct Answer: B. (56). Explanation: दो विशेष खिलाड़ी पहले से चुने गए हैं। बाकी (3) खिलाड़ी (8) में से \(\binom{8}{3}=56\) तरीकों से चुने जाएंगे। / The two special players are already selected. The remaining (3) players are chosen from (8) in \(\binom{8}{3}=56\) ways.

Which concept should I revise for this Mathematics MCQ?

The two special players are already selected. The remaining (3) players are chosen from (8) in \(\binom{8}{3}=56\) ways.

What exam hint can help solve this Mathematics question?

दो विशेष खिलाड़ी पहले से चुने गए हैं। बाकी (3) खिलाड़ी (8) में से \(\binom{8}{3}=56\) तरीकों से चुने जाएंगे।