One bottle of $6 for 8 ounces. a second bottle costs $4 for 5 ounces of shampoo. which has the lower unit rate. how much lower?

Students are given 3 minutes for each multiple-choice question and 5 minutes for each free-response question on a test. there are 15 questions on the test, and students are given 51 minutes to take it. how many multiple-choice questions are on the test?

What is (28 + 7 + 6 + 3) x 1/2 show your work

The vertices of a triangle are a(7,5), b(4,2), c(9,2). what is m