Question
A stall has a special offer for cans of mixed fruits.

1 can for $2

SPECIAL OFFER:
2 cans for $3

Ben has $20. What is the greatest number of cans of mixed fruits he can buy?
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A stall has a special offer for cans of mixed fruits.

1 can for $2

SPECIAL OFFER:
2 cans for $3

Ben has $20. What is the greatest number of cans of mixed fruits he can buy?