Abag contains 5 yellow marbles, 7 pink marbles, and 3 purple marbles. gordon selects a marble without looking.

what is the probability that he selects a yellow marble or a purple marble?

2/45

1/15

7/15

8/15

Adding and subtracting matricesfind the value of each variable. x = and y = would

Which expression will have the same sum as 3_8 + 1/4?

Starting at home, emily traveled uphill to the hardware store for 606060 minutes at just 666 mph. she then traveled back home along the same path downhill at a speed of 121212 mph. what is her average speed for the entire trip from home to the hardware store and back?