Hamid has 20 T-shirts. The information shows the colours of his T-shirts.

7 black
4 dark blue
4 red
1 light blue
2 white
2 grey

Hamid is going to take one of his T-shirts at random...

A) What is the probability that the T-shirt will be grey?

B) What is the probability that the T-shirt will not be red?

C) He takes one of his blue T-shirts at random. What is the probability that the T-shirt is light blue?

PLS HELP THX SO MUCH!!!​

Alake near the arctic circle is covered by a 222-meter-thick sheet of ice during the cold winter months. when spring arrives, the warm air gradually melts the ice, causing its thickness to decrease at a constant rate. after 333 weeks, the sheet is only 1.251.251, point, 25 meters thick. let s(t)s(t)s, left parenthesis, t, right parenthesis denote the ice sheet's thickness sss (measured in meters) as a function of time ttt (measured in weeks).

Acar travels at an average speed of 56 miles per hour. how long does it take to travel 196 miles

Acd that is originally priced at $15.85 red-tagged for the sale. what is the sale price of the cd