A can do work in 15 days and B in 20 days. If they work on it together for 4 days, then the fraction of the work that is left is:

Question

A can do work in 15 days and B in 20 days. If they work on it together for 4 days, then the fraction of the work that is left is:
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Solution 1

Sure, let's solve this step by step:

Step 1: Find out how much work A and B can do in a day. A can finish the work in 15 days, so A can do 1/15 of the work in a day. Similarly, B can finish the work in 20 days, so B can do 1/20 of the work in a day.

Step 2: Find out how much work A and B can do 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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