You pick a card at random. Without putting the first card back, you pick a second card at random.
5 6 7 8
9
What is the probability of picking a 5 and then picking a prime number?
Simplify your answer and write it as a fraction or whole number.

Mary works for a company that ships packages and must measure the size of each box that needs to be shipped. mary measures a box and finds the length is 7 inches, the width is 14 inches, and the height is 15 inches. what is the volume of the box? [type your answer as a number.]

Determine the relationship of ab and cd given the following points

The length of a rectangle plus its width is 25 cm. the area is 156 square cm. what are the length and width of the rectangle? separate the answers with a comma.