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24 December, 10:59

There are two couches against the wall if one takes up to 4/9 of a wall in the other takes up 1/5 of the wall how much of the wall is covered by couches

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  1. 24 December, 11:52
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    29/45 (64.4%)

    Step-by-step explanation:

    You need to add the fractions. The LCM is 45 so make the denominator of both fractions 45.

    (4/9) 5 = 20 / 45

    (1/5) 9 = 9 / 45

    20/45 + 9/45 = 29/45 (64.4%)
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