What is the area of a circle when r= 2cm?
12.56 cm squared
Adam rolls a 1-6 number cube 120 times. What is the probability that he will roll a 5
20 times
A student rolls two 6 sided number cubes at the same time. What is the probability of rolling a 1 on one cube and a 6 on the other?
1/36
A math student programmed a calculator to randomly generate a number from 11 to 20. If each number has the same probability of being generated, how many times would you expect to get a 13 in 160 random numbers?
16
A new shoe comes in four different colors: red, navy, blue or black. It also comes in whole sizes 5 to 12. You can also choose narrow or wide. If a pair of shoes is chosen at random for a display, what is the probability it will be a narrow, red, and size 9?
1/64