the total weight of 5 big marbles is same as the total weight of 7 small marbles.the big marble is 2.84 kg heavier than a small marble. what is the weight of a small marble?
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Answer:
2.02
weight of 5 big marbles = weight of 7 small marbles
one big marble =2.84
=2.84*5
=14.2
5 big marbles weight =14.2/7=2.02
1 small marble weight =2.02
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