Pocket Change

[Purp]

(puzzle)
An informative, educational, click and drag game. Use the coins* to solve the problems.

*Sorry, they're U. S. coins.
Good luck, everyone. :clover:

http://gamershood.com/flashgames/6052

Please use spoilers to give hints:
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[Michelle]

Uh, I was told there would be no math.

JK :)

[RBS]

Gets tricky when it starts asking for lots of coins. Made it to level 8 but by then I was dizzy.