1. in a factory, all employees work a basic week of 38 hours. any overtime worked during week-days is paid for at time and a half. overtime worked on saturday is paid for at double-time, whilst on sunday it is paid for triple-time. if the basic rate is $8.96 per hour, determine the gross wage of a man who worked 15 hours overtime from monday to friday, 3 hours overtime on saturday and 2 hours overtime on sunday.

2. in an urea manufacturing plant, all employees work a basic week of 40 hours. any overtime worked during weekdays is paid for at time -and-a-quarter. overtime worked on saturday is paid for time-and-a-half, whilst on sunday it is paid for at double-time. if the basic rate is $14.60 per hour and a man worked 15 hours overtime during weekdays, 6 hours overtime on saturday and 5 hours overtime on sunday. calculate:
(a) his basic wage
(b) his overtime wage
(c) his gross wage for the week.

3. at a chemical factory, the basic week is 40 hours. during a particular week mr. james earned a gross wage of $518.00, but $148.00 was for overtime.
(a) calculate mr. james basic rate of payment.
(b) if overtime was paid for at double-time, calculate how many hours mr. james worked overtime.