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Question
If the ratio of Green, Yellow and Black balls in a bag is 4 : 3 : 5, then
(a) Which is the most likely ball that you can choose from the bag?
(b) How many balls in total are there in the bag if you have 40 black balls in it?
(c) Find the number of green and yellow balls in the bag.
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Solution
Given: Green balls : Yellow balls : Black balls = 4 : 3 : 5
(a) Black ball.
(b) 4 : 3 : 5 = 4 × 8 : 3 × 8 : 5 × 8 = 32 : 24 : 40
If there are 40 black balls, then total number of balls = 32 + 24 + 40 = 96 balls
(c) Number of green balls = 32
Number of Yellow balls = 24
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