A researcher divided subjects into two groups according to gender and then selected members from each group for her sample. What sampling method was the researcher using?

If a test had 50 questions and you got a score of 58%, how many questions did you answer correctly?

Rapid rental car charges a 40 rental fee, 15 for gas, and 0.25 per mile driven. for the same car, capital cars charges 45 for rental and gas and 0.35 per mile. for how many miles is the rental cost at both companies the same? what is that cost?

Use complete sentences to describe why for any set B, that an empty set would be a subset of it

Jane needs to pay $36 for 2 basketballs, how much she needs to pay 3 basketballs?

What is 3 4/15 divided by (8 divided by 6 3/10)

Find a negative angle that is co-terminal with the angle 158.3

Solve for x. -3/4 (r+2) = 6

Keane has a total of 96 counters. Some are green and some are red. The ratio of the number of red counters to the number of green counters is 3:5. How many more green counters than red counters are there?

5d-8=1+5d solve the equation. Determine whether the equation has one solution, no solution, or infinetly many solutions.

A trail mix contains peanuts raisins and m&ms in the mix the amount of peanuts is three times the amount of m&ms; and the amount of raisins is two times the amount of m&ms. let m represent the amount of m&ms.