Can Finn the spider man handle the bill?

Finn wants to preform his trampoline tricks while diving into his aquarium. So Finn is opening an aquarium which operates 24 hrs a day and contains a 10 watt heater, two 20 watt bulbs and 35 watt electric filter.If Finn pays $ 0.10per KWh for his electricity bill how much will it cost to maintain the aquarium for 30 days?

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