Find the probability of choosing a sixth-grader or a seventh-grader from a team that includes 5 sixth-graders, 9 seventh-graders, and
4 eighth-graders.

Acollection of coins has value of 64 cents. there are two more nickels than dimes and three times as many pennies as dimes in this collection. how many of each kind of coin are in the collection?

What is the solution to the equation below? 3/x-2+6=square root x-2 +8

You have 138.72 in your saving account u take out 45.23 and 18.00 you deposit 75.85 into your account