SATHEE: Permutations And Combinations Question 34

Permutations And Combinations Question 34

Question: How many words can be made from the letters of the word BHARAT in which B and H never come together [IIT 1977]

Options:

A) 360

B) 300

C) 240

D) 120

Show Answer

Answer:

Correct Answer: C

Solution:

The total number of words $ =\frac{6\ !}{2\ !}=360 $ . The number of words in which BH come together are $ \frac{5\ !}{2\ !}\times 2\ !=120 $ . Hence required number of ways in which $ B $ and $ H $ never came together are $ 360-120=240 $ .

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Permutations And Combinations Question 34

Question: How many words can be made from the letters of the word BHARAT in which B and H never come together [IIT 1977]

Options:

Answer:

Solution:

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