A radio station gives free tickets to 10% of the people attending a concert. The radio station gives 640 people free tickets. What is the number of people who attended the concert?

The following is a set of hypotheses, some information from one or more samples, and a standard error from a randomization distribution. Test H0 : p1=p2 vs Ha : p1

There are 8 students in a class. 5 of them are selected to form a committee where each member is assigned a unique position in the committee (President, Vice President, etc.) How many different committees are possible

A theater had 4,650 seats. If the theater sells all the tickets for each of its 5 shows, about how many tickets will the theater sell?

The number of kilograms of water in a person's body varies as the person's mass. a person with a mass of 90kg contains 60 kg of water. How many kilograms of water are in a persons with mass of 50kg?

Mrs. Martin gives a quiz in her math class. There are 15 students in the class and the median score is 82. If the range of scores is 6, and all scores are whole numbers which conclusion is true?

If curtis can ride his bike at a constant rate of 12 miles per hour how long will it take him to ride his bike 9 miles

I forgot how to do this. - 2 (21+2y/5) + y=-8 Find y.

Write the expanded form of this number: 46.324 A 40 + 6 + 0.3 + 0.2 + 0.4 B 40 + 6 + 0.3 + 0.02 + 0.004 C 40 + 6 decimal 3 + 2 + 4 D 40 + 6 + 0.003 + 0.02 + 0.4

What is a solid that has one vertex one flat face and can roll

Solve (x-5) ^2=3 apex!