Tickets to a show cost $5.50 for adults and $4.25 for students. A family is purchasing 2 adult tickets and 3 student tickets. What is the exact cost?

Explain how you can use the associative property to evaluate (7x50)x4.

Serena is making an experiment. for that, she needs 20 grams of a 52% solution of salt. she has two large bottles of salt water: one with 40% and the other with 70% of salt in them. how much of each must she use to make the solution she needs? i am in need of

Evaluate each expression. determine if the final simplified form of the expression is positive or negative -42 (-4)2 42