a Exercise 4c In making a type of cap, a factory cuts out circles of material of diameter 35 cm. If the circles are cut out of a roll of material 105 CD wide and the length of the roll is 20 m, how many circles can be cut out of the roll? A roll of the material costs N3000 and other costs involved in making the caps are as follows: thread and stiffening labour other costs W3 per cap N4 per cap N10 per cap What is the cost price per cap?​