A rectangular ground is 42m long and 30 m broad find it perimeter. If a boy can run 60m in 1 min.How many minutes does he complete 5 round

Question

A rectangular ground is 42m long and 30 m broad find it perimeter. If a boy can run 60m in 1 min.How many minutes does he complete 5 round

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Liliana 1 month 2021-08-23T04:22:54+00:00 1 Answer 0 views 0

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    2021-08-23T04:23:56+00:00

    Answer:

    144 m , 12 minutes

    Step-by-step explanation:

    Perimeter of Rectangle = 2 ( L + B )

    = 2 ( 42 m + 30 m )

    = 2 × 72 m

    = 144 m

    144 × 5 ÷ 60 = 12 × 5 ÷ 5 = 12 minutes .

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