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.

Abouncy ball is released from a certain height. on the first bounce, it travels 32cm. with each subsequent bounce, it travels 9/10 the distance of the previous bounce. what is the total distance that the ball has traveled when it completes its 25th bounce?

What is the approximate value of  x  in the equation below.–3.396–0.7080.3040.955

Ze trinomial x2 + bx – c has factors of (x + m)(x – n), where m, n, and b are positive. what is ze relationship between the values of m and n? explain how you got ze answer