# Probability 37651

What is the probability that in a family with four children, there are:

a) at least three girls

b) at least one boy,

If the probability of a boy is 0.51?

a) at least three girls

b) at least one boy,

If the probability of a boy is 0.51?

## Correct answer:

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### You need to know the following knowledge to solve this word math problem:

**statistics**- binomial distribution
**combinatorics**- probability
- combinatorial number
**algebra**- sets
**basic functions**- reason

#### Themes, topics:

### Grade of the word problem:

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