The average weight of 9 mangoes increases by 20 g if one of them weighing 120 g

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โœช Choose the correct option.

The average weight of 9 mangoes increases by 20 g if one of them weighing 120 g is replaced by another. The weight of the new mango is :

A. 180 g
B. 200 g
C. 260 g
D. 300 g

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