The standard production per hour is 250 units; Ammar produces 270 units, Khalifa produces 300 units and Yousuf produces 400 units. If the differentials applicable are 80% of piece rate below the standard and 120% above the standard. Who falls under the differentials of above the standard?

a. All employees

b. Ammar

c. Khalifa

d. Yousuf

2-

A plastic product manufacturing companys monthly consumption of raw plastic is 6,000 Kilograms. How many orders the company would place in a year, if the Economic Order Quantity is assumed to be 2,000 kilograms?

a. 0.33

b. 3

c. 0.027

d. 36