Johnny can build 3 1/2 lego planes in 60 minutes. How many can he build in 40 minutes?

Question

Johnny can build 3 1/2 lego planes in 60 minutes. How many can he build in 40 minutes?

the answer needs to be a mixed fraction

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Thành Đạt 3 years 2021-09-04T16:07:48+00:00 1 Answers 0 views 0

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    2021-09-04T16:09:19+00:00

    2 1/3 Lego planes every 40 minutes

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Giải phương trình 1 ẩn: x + 2 - 2(x + 1) = -x . Hỏi x = ? ( )