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Mathematics 17 Online
OpenStudy (izzy89):

Mary spent a total of $291.26 for a party. She spent $200.81 on food, plus an additional $30.15 for each hour of the party. How long was the party?

OpenStudy (threshsupport):

so to solve it you will subtract the 200.81 from 291.26 then divide the remaining amount by the hourly rate.

OpenStudy (threshsupport):

we have 90.45 to use for the time

OpenStudy (threshsupport):

so we divide that by 30.15

OpenStudy (threshsupport):

so the party was 3 hours long

OpenStudy (izzy89):

thanks and another thanks for the explanation

OpenStudy (threshsupport):

np

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