Jim has 2 times as many baseball cards as bob. Together they have 15 baseball cards. How many baseball cards does Jim have?

The average of 5, 10, 15, and z is 20. What is z?

What does 7/5 > 16 divided by 8?

1. Team 7C is going on a field trip. The team has 25 students in each homeroom. Each homeroom is allotted 2 vans and 1 car. 5 students will ride in the car. How many students will be in each van?

A box of colored crayons contains 9 distinct colors. In how many ways can 2 colors be chosen, assuming that the order of the colors chosen that doesnt matter?

A triangle has vertices at r (1,1), s (-2,-4) and t (-3,-3). The triangle is transformed according to the rule r0,270. what are the coordinates of s?

The first person has $15 and saves $1.50 each day. The second person has $55 and spends $4.50 each day. In about how many days will they have the same amount of money? a 7 days b 15 days c 21 days d 12 days

Ten students participated in a raffle to win a computer. There are two new computers being given away and two students will be chosen at random one at a time without replacement. How many possible ways are there to choose the two students?

A random sample of 121 bottles of cologne showed an average content of 4 ounces. It is known that the standard deviation of the contents (i. e., of the population) is 0.22 ounces. In this problem the 0.22 is Select one: a. a parameter. b.

What is the responsibility if a scientist

What is 1/8 x 3/8 and how do you do the problem?