The students are selling cookies at a school fair.
sara is selling 3 chocolate chip cookies for $2.49 .

a)if you wanted to buy one cookie from sara how much would it cost ?

b) how much would it cost to buy20 of sara's cookies ?
show your work and explain you reasoning .

Derricks dog sitting and darlene's dog sitting are competing for new business. the companies ran the ads shown. which dog sitting service is more economic to use if you need 5 hours of service? explain.

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.

What power can you write to represent the volume of the cube shown? write the power as an expression with a base and an exponent and then find the volume of the cube