A shopkeeper buys pencils in boxes. Each box contains 24 pencils and costs £7.20. He sells pencils individually at 40 p each. For a shipment of 15 boxes, calculate:
(a)How many pencils are there in 15 boxes?(2)
(b)What is the total cost price for the 15 boxes?(2)
(c)If he sells all 360 pencils at 40p each, what is his total revenue in pounds?(2)
(d)Work out his profit or loss if he sells all pencils at 40p each. State whether it is a profit or a loss and give the amount.(3)
(Total for Question 25 is 9 marks)