Two competing cell phone companies have recently restructured their payment plans. mobilama requires a $20 activation fee and charges $25 per month for their basic plan. ringit wireless requires no activation fee and charges $35 per month for their basic plan. when will the two plans be equal in cost?

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.

Seymour is twice as old as cassandra. if 16 is added to cassandra’s age and 16 is subtracted from seymour’s age, their ages become equal. what are their present ages? show !

What is the radius of the cone in the diagram? round your answer to the nearest whole number