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10 November, 03:18

Jeffery typed 110 words in 2 3/4 minutes. At this rate, how many words can he type in 4 1/4 minutes

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  1. 10 November, 05:07
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    change the mixed numbers to improper factions

    2 3/4 = (4*2+3) / 4 = 11/4

    4 1/4 = (4*4+1) / 4 = 17/4

    110 divided by 11/4

    copy dot flip

    110 * 4/11 = 40 words per minute

    40 word per minute * 17/4 minutes

    170 words
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