All categories

3 years ago

A couple wants to have 5 kids. find the probability that they have at least one boy.

Mathematics

1 answer:

tangare [24]3 years ago

6 0

Probability of having at least 1 boy = 1 - the probability of having ALL girls.

P(5 girls) = (1/2)⁵ = 1/32

P(At least 1 boy) = 1 - 1/32 = 31/32

Answer: 31/32

You might be interested in

I need some help ? Does anyone know this:)I’m new too this thats why im asking loll

makkiz [27]

Answer: Its the second choice

Step-by-step explanation: square area is base x height; the base is 12 the height is 4. triangle area = (base x height)/ 2; base is 12, times 4 (height), then divide by 2

6 0

3 years ago

I NEED AN EXPLANATION OF HOW TO SOLVE THIS, NOT JUST THE ANSWER

kow [346]

Answer:

3√150

Step-by-step explanation:

I can't really explain it sorry but I'll try my best...

Option 1. Use a calculator to find the square root by inputing √150

Option 2. Option 1 is the only possible way because you cannot use trial and error as the number will never be exact, that is why the answer is represneted the way it is.

7 0

3 years ago

The function f(x) = x2 is transformed to obtain the graph of the related function g(x) using a vertical stretch by a factor of 3

timofeeve [1]

Answer:

$y = \frac{1}{3} x^2$

Step-by-step explanation:

Vertical stretch = widens graph

Factor = multiply by $\frac{1}{3}$

FINAL RESULT: $y = \frac{1}{3} x^2$

Hope this helps!

3 0

2 years ago

Divide: (4x10^5)/(5x10^2)

Vladimir [108]

Answer:

Step-by-step explanation:

$\dfrac{4\cdot10^5}{5\cdot10^2}=\dfrac{4}{5}\cdot\dfrac{10^5}{10^2}=0.8\cdot10^{5-2}=0.8\cdot10^3=0.8\cdot1,000=800\\\\\\\text{Used}\ \dfrac{a^m}{a^n}=a^{m-n}$

8 0

3 years ago

Please help me with this!!!!

olga_2 [115]

The answer would have to be A

5 0

3 years ago