Suppose you have $140 in a bank account. You start saving $5 per week. Your friend has $30 in his bank account and saves $10 per week. After how many weeks will you and your friend have the same amount of money?

There are 20 children in the cast of a class play and 8 of the children are boys of the boys 4 have a speaking part in the play and of the girls 8 do not have a speaking part in the play if a child from the cast of the place chosen at random what is the probability that the child has a speaking part

For which of the following counts would a binomial probability model not be reasonable? a)the number of people in a classroom born in januaryb) the number of people in a classroom with red hair c) the number of people admitted to a hospital in a day with a particular disease d) the number of heart beats in a one-minute perio.

Place the following steps in order to complete the square and solve the quadratic equation,