Your ship sinks and you swim to a nearby island. On this island, the inhabitants do not use money. The island residents use island fruit as money. If
· 60 bananas = 20 coconuts
· 35 figs = 15 oranges
· 10 coconuts = 25 figs
· 200 figs = 1 boat
How many bananas would you need to purchase a boat to get off the island?
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