What is the answer is Shelly read her book for 1/2 hour each afternoon for 9 days. How many hours did Shelly spend reading in all 9 days

Rob spent 25%, percent more time on his research project than he had planned. he spent an extra h hours on the project. which of the following expressions could represent the number of hours rob actually spent on the project? two answers

The probability that a student graduating from suburban state university has student loans to pay off after graduation is .60. if two students are randomly selected from this university, what is the probability that neither of them has student loans to pay off after graduation?

What is the area of a triangle with vertices at (-3 3) (-3,2) and (1,2)?