book Maths Puzzle Numerical Ability

Suppose a family of 5 kids. also suppose that the probability of having a girl is 50%. What is the probablity of having 2 girls and 1 boy

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book Other Question

Cindy found a new shoe store that was having an introductory special of 25% off every shoe in the store. If Cindy spent $247, what was the origianl price of the shoes?
24700/75% 60=2h-7+2h+7