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Tim and Tom are trying to earn money to buy a new game system over a 3-month period. Tim saved $45.70 each month. If they need a total of $213.60 to buy the game system, how much does Tom need to earn each of the 3 months in order to buy the game system?

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Answer:

$25.5 per month

Step-by-step explanation:

If Tim saved $45.70 each month for 3 months, he saved $137.10.

If you subtract that from the total they need, you get 76.5, meaning Tom would have to save up $76.5 over 3 months.

76.5 / 3 = 25.5, so Tom would have to save $25.5 a month.

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