For the school play, most of the chairs are rows of 10 each, with one row of 8 chairs. If there are 78 chairs in altogether, how many rows are there?

Question

Mathematics

Riley Sexton

8 August, 15:53

For the school play, most of the chairs are rows of 10 each, with one row of 8 chairs. If there are 78 chairs in altogether, how many rows are there?

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Answers (1)

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Cornelius Valencia · Answer 1

U have 78 chairs ...

there is 1 row of 8 ... that now leaves 70 chairs

70/10 = 7 rows of 10

so u have 7 rows of 10 and 1 row of 8 for a total of 8 rows with 78 chairs.