Sandra has a bag of marbles, in the bag she has 7 yellow, 6 blue, and 3 red marbles. 1. Find the sample space of all the possible outcomes if she were to pick two marbles from the bag without replacement.

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