Question 87

A Gift box contains 10 bangles, of which average weight of first 4 bangles is 49 grams and the average weight of remaining 6 bangles is 50 grams. Find the average weight of the total bangles. (in grams)

Solution

Average weight of first 4 bangles = 49 grams

=> Weight of first 4 bangles = $$49\times4=196$$ grams

Similarly, weight of remaining 6 bangles = $$50\times6=300$$ grams

$$\therefore$$ Average weight of the total bangles = $$\frac{196+300}{10}=49.6$$ grams

=> Ans - (A)

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