5:The weight of 72 books is 9 kg. What is the weight of 30 such books? in unitary method

Question

5:The weight of 72 books is 9 kg. What is the weight of 30 such books? in unitary method

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Peyton 3 months 2021-07-17T12:22:10+00:00 2 Answers 0 views 0

Answers ( )

    0
    2021-07-17T12:23:21+00:00

    Answer:

    3 whole 3/4 kg

    Step-by-step explanation:

    Weight of 72 book = 9kg

    Weight of 1 book = (9/72) kg

    Weight of 30 such books = (9/72 × 30) kg

    = 15/4 kg

    = 3 3/4kg

    0
    2021-07-17T12:23:37+00:00

    Answer:

    weight of one book is72/9000 =125gm*30=3.750

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9:3-3+1x3-4:2 = ? ( )