You and your friend enjoy playing chess. You are equally matched players, so each time you play together, there is a 50% chance that you will win.
What is the experimental probability that you will win exactly 3 of the next
4 games?

What is the measure of angle afe? 79 81 91 99

Mr and mrs smith buy tickets for themselves and their four children. the cost of an adult ticket is ? 6 more than the adult ticket. the total cost of the six tickets is ? 40.50 work out the cost of an adult ticket. in your working let c be the cost of the child ticket and a be the cost of the adult ticket.

Marla bought a book for $12.95, a binder for $3.49, and a backpack for $44.99. the sales tax rate is 6%. find the amount of tax and the total she paid for these items