A photocopy store charges Rs. 1.50 per copy forthe first 10 copies and Rs.1.00 per copy after the10th copy. Let x be the number of copies, and lety be the total cost of photocopying.

A photocopy store charges Rs. 1.50 per copy for
the first 10 copies and Rs.1.00 per copy after the
10th copy. Let x be the number of copies, and let
y be the total cost of photocopying.

Matching exercise

Match the items on the right to the items on the left.

Draw cost graph as x goes from 0 to 50 copies

Find the cost of making 40 copies