A chain of bookstores sold 1 million books. group of people who bought the most books are 55yrs, bought 40%how many books did they buy?

Morgan rolls two fair dice at the same time. What is the probability that the dice will add up to 10?

Write an expression to represent: The sum of six and the product of four and a number x

Find the area of a circle whose radius is 12 in. Round to the nearest tenth

The quotient of a secret number and 4 is 9

Shawna and seven of her friends went out to eat they decided to split the bill evenly each person pay $18 what was the total bill

A biased coin is flipped 10 times. in a single flip of the coin, the probability of heads is 1/3 and the probability of tails is 2/3. the outcomes of the coin flips are mutually independent. what is the probability of each event?

For what value is both p^r true and q false

Find the unknown side length, x. Write your answer in simplest radical form. a. 14 b. 18 c. 2 square root 119 d. 14 square root 17

Alcohol consumption tends to cause what kind of behavior

Are independent random samples, with thevariables xi normally distributed with mean μ1 and variance σ21 and the variables yi normallydistributed with mean μ2 and variance σ22.