Zskibokid Zskibokid

17-10-2021
Mathematics

contestada

my bag contains two book each of weight 3/7 kg and three folders each of weight 5/21 kg. what is the total weight in the back

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Kitty12345678910 Kitty12345678910

17-10-2021

Step-by-step explanation:

2 x 3 = 6 so 6/7 kg

5x 3 = 15/21 kg

6/7 x 3 = 18/21

18/21 + 15/21 = 23 / 21 kg OR 1 2/21 kg

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