Please help I can't for the life of me figure out what I'm doing wrong with this question. A bag contains 7 red marbles, 10 white marbles, and 10 blue marbles. You draw 3 marbles out at random, without replacement. What is the probability that all the marbles are red?

The probability that all the marbles are red is ___%.

What is the probability that exactly two of the marbles are red?
The probability that exactly two of the marbles are red is
%.

What is the probability that none of the marbles are red?
The probability of picking no red marbles is %.

saving = more money

step-by-step explanation:

if you have 100 bucks, and you want to buy a candy bar, even if you have one at home, if you choose not to buy it, you save.

~courtney

i believe your answer is 99.7% of 7-year-old children are between 46.6 inches and 49.5 inches tall.

step-by-step explanation:

given expression is .

now we need to simplify the given expression .

we know that square root is equivalent to the power 1/2. so that means we can take half of the exponents to get the square root of given expression.

expanding that will give a very very large number so let's keep answer in exponent form.