2 years ago

Jenny has 12 marbles.

Mathematics

1 answer:

gogolik [260]2 years ago

8 0

Answer:

720g is your answer friend.

Step-by-step explanation:

The total weight of large marbles = 6×70=420g
The total weight of small marbles = 6×50=300g
The total weight of 12 marbles = 420+300=720g

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