A family eats at a restaurant. The bill is $42. The family leaves a tip and spends $49. 77. How much was the tip in dollars'.

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.

Linda loans her friend $250 with a 5% monthly intrest rate. how much was the whole loan?

Jordan got 27 out of 90 correct on his test . what fraction of the marks did her get correct