A man was engaged on a job for 30 days on the condition - with Explanation & Answer

A man was engaged on a job for 30 days on the condition that he would get a wage of Rs. 10 for the day he works, but he have to pay a fine of Rs. 2 for each day of his absence. If he gets Rs. 216 at the end, he was absent for work _______ days.

Answer:
7 days

Explanation:
The equation portraying the given problem is:
10 * x – 2 * (30 – x) = 216

where x is the number of working days.

Solving this we get x = 23

Number of days he was absent was 7 (30-23) days.