Question 622219
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He can make any multiple of 5¢ up through 80¢.

5¢, 10¢, 15¢, 20¢, 25¢, 30¢, 35¢, 40¢, 45¢, 50¢, 55¢, 60¢, 65¢, 70¢, 75¢, 80¢

That's 16 different amounts of money.

Edwin</pre>