Question
A shop has a special offer for cans of abalones.

1 can for $5

SPECIAL OFFER:
2 cans for $9

Oscar has $50. What is the greatest number of cans of abalones he can buy?
4 m

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A shop has a special offer for cans of abalones.

1 can for $5

SPECIAL OFFER:
2 cans for $9

Oscar has $50. What is the greatest number of cans of abalones he can buy?