Questions / instructions:
William finds lost golf balls at the golf course. The golf club says he can sell them: 10 golf balls for $1. He finds 30 golf balls on Monday, 50 balls on Tuesday, 20 balls on Wednesday, 25 balls on Thursday, and 10 balls on Friday. On Saturday he sells all the balls.

1. Complete the pictograph to show the number of golf balls William finds

2. How much money will William make when he sells all of the golf balls on Saturday?

$13 or $13.50