While 4 men and 6 boys can do a piece of work in 2 days, 1 man, and 3 boys can do the same work in 6 days. In how many days can 1 man and 1 boy complete the same work?

Explanation

To solve the problem, we need to determine the work rates of men and boys based on the information provided. Let's break it down step by step.

### Step 1: Define Variables
Let:
- The work done by 1 man in 1 day = M
- The work done by 1 boy in 1 day = B

### Step 2: Set Up Equations
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