A labourer is engaged for 20 days on the condition that he will receive Rs 60 for each day, he works and he will be fined Rs 5 for each day, he is absent. If he receives Rs 745 in all, for how many days he remained absent?

Explanation

To solve the problem step by step, we can follow these instructions:

### Step 1: Define Variables
Let \( X \) be the number of days the laborer worked. Since he is engaged for 20 days, the number of days he was absent will be \( 20 - X \).

**Hint:** Think about how to express the total number of days in terms of days worked and days absent.

### Step 2: Write the Equation
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