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8 November, 15:23

Ralph bought 3 boxes with 20 pencils each and 4 boxes with 10 pens each. To find the total number of pencils and pens, Ralph evaluated 3*20+4x10=720. is his answer reasonable? Explain.

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  1. 8 November, 17:11
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    No, it's actually 100

    Step-by-step explanation:

    If you put brackets in the right places you'll see (3*20) + (4*10) = 60+40=100
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