4 boys and 5 girls are to form a line. Find the number of permutations in which all the boys are together

Question

4 boys and 5 girls are to form a line. Find the number of permutations in which all the boys are together
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Solution 1

Sure, here is the step by step solution:

Step 1: Treat all the boys as a single entity. So, we have 6 entities in total (5 girls + 1 group of boys).

Step 2: These 6 entities can be arranged in 6! ways.

Step 3: But within the group of boys, they can arrange themselves in 4! ways.

Step 4: Therefor Knowee AI StudyGPT is a powerful AI-powered study tool designed to help you to solve study prob

Knowee AI StudyGPT is a powerful AI-powered study tool designed to help you to solve study problem.
Knowee AI StudyGPT is a powerful AI-powered study tool designed to help you to solve study problem.
Knowee AI StudyGPT is a powerful AI-powered study tool designed to help you to solve study problem.
Knowee AI StudyGPT is a powerful AI-powered study tool designed to help you to solv

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