During the first week of May, Mr. Ahsan produced 300 articles. He receives wage for a guaranteed48 hours week at the rate of Rs. 14per hour. The estimated time to produce one article is 10 minutes and under incentives scheme the time allowed is increased by 30%.

Required:

Calculate his gross wages according to:

a) Piece work with guaranteed weekly wage

b) Rowan Premium Plan

c) Halsey Premium Plan