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Question
A bag contains 11 black, 8 blue, 5 red and 6 yellow balls. If 10 green balls are now added to the bag , find the percentage of blue balls in the bag.
A bag contains 11 black, 8 blue, 5 red and 6 yellow balls. If 10 green balls are now added to the bag , find the percentage of blue balls in the bag.
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Solution
The correct option is A 20%
Total no. of balls in the bag = 11 + 8 + 5 + 6 + 10 = 40
No. of blue balls = 8
∴ Percentage of blue balls = 840×100 = 20%
20%
Total no. of balls in the bag = 11 + 8 + 5 + 6 + 10 = 40
No. of blue balls = 8
∴ Percentage of blue balls = 840×100 = 20%
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