(9) टॉपिंग में (2) मसालेदार, (3) चीज़ और (4) अन्य हैं। (3) टॉपिंग चुननी हैं जिनमें कम से कम (1) मसालेदार और कम से कम (1) चीज़ हो। कितने चयन होंगे?

Among (9) toppings, (2) are spicy, (3) are cheese, and (4) are other toppings. Choose (3) toppings with at least (1) spicy and at least (1) cheese topping. How many selections are possible?

Explanation opens after your attempt
Correct Answer

B. (33)

Step 1

Concept

The cases are (1S1C1O), (1S2C), and (2S1C). Total \(2\times3\times4+2\times{}^{3}C_{2}+{}^{2}C_{2}\times3=33\).

Step 2

Why this answer is correct

The correct answer is B. (33). The cases are (1S1C1O), (1S2C), and (2S1C). Total \(2\times3\times4+2\times{}^{3}C_{2}+{}^{2}C_{2}\times3=33\).

Step 3

Exam Tip

मामले (1S1C1O), (1S2C), और (2S1C) हैं। कुल \(2\times3\times4+2\times{}^{3}C_{2}+{}^{2}C_{2}\times3=33\)।

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Mathematics Answer, Explanation and Revision Hints

(9) टॉपिंग में (2) मसालेदार, (3) चीज़ और (4) अन्य हैं। (3) टॉपिंग चुननी हैं जिनमें कम से कम (1) मसालेदार और कम से कम (1) चीज़ हो। कितने चयन होंगे? / Among (9) toppings, (2) are spicy, (3) are cheese, and (4) are other toppings. Choose (3) toppings with at least (1) spicy and at least (1) cheese topping. How many selections are possible?

Correct Answer: B. (33). Explanation: मामले (1S1C1O), (1S2C), और (2S1C) हैं। कुल \(2\times3\times4+2\times{}^{3}C_{2}+{}^{2}C_{2}\times3=33\)। / The cases are (1S1C1O), (1S2C), and (2S1C). Total \(2\times3\times4+2\times{}^{3}C_{2}+{}^{2}C_{2}\times3=33\).

Which concept should I revise for this Mathematics MCQ?

The cases are (1S1C1O), (1S2C), and (2S1C). Total \(2\times3\times4+2\times{}^{3}C_{2}+{}^{2}C_{2}\times3=33\).

What exam hint can help solve this Mathematics question?

मामले (1S1C1O), (1S2C), और (2S1C) हैं। कुल \(2\times3\times4+2\times{}^{3}C_{2}+{}^{2}C_{2}\times3=33\)।