Mick paid $2.94 in sales tax on an item that cost $42.00 before tax. at that rate how much would he pay in sales tax for an item that costs $58.00 before tax? show your work.

Atest consists of 10 multiple choice questions, each with 5 possible answers, one of which is correct. to pass the test a student must get 60% or better on the test. if a student randomly guesses, what is the probability that the student will pass the test?