Question

A survey gives the following information of favourite icecream flavour of children.draw a pie chart no.of children 13,20,40,25,32​

Answer 1

Answer:

There are total 5+7=12 balls

We can draw 2 balls out of 12 in 12C2 no. of ways.

Further, out of 5 green balls, 1 can be drawn in 5C1 no.of ways

Similarly, out of 7 red balls,1 can be drawn in 7C1 no. of ways.

Hence, the probability of getting exactly 1 green and 1 red ball on drawing 2 balls=

(5C1×7C1)/12C2=(5×7)/66=0.5

Step-by-step explanation:

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Answer 2

Step-by-step explanation:

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