Writing probability as a fraction

tom put 4 yellow marbles, 2 blue marbles, 6 red marbles,
and 5 black marbles in a bag.

1. find p(yellow).
2. find p(blue).
3. find p(black).
4. find p(red).

At the electronics store you have a coupon for 20% off up to 2 cds you buy for cds with the original cost of $10.99 each the sales tax is 5% what is the total cost of your purchase

The ratios of boys to girls on a soccer league is 2: 5. if there are 28 boys, how many girls are playing soccer? extra points! will mark as brainiest asap

Agrid shows the positions of a subway stop and your house. the subway stop is located at (-5,2) and your house is located at (-9,9). what is the distance, to the nearest unit, between your house and the subway stop?