Determine if the function is one-to-one. (5 points)
A. Yes
B. No

One card is dealt from a 52 card deck. find the probability that the dealt card is a 4 or a black 7

Evaluate the expression for the given value of the variable 7a - 4a for a =8

Suppose sat writing scores are normally distributed with a mean of 497 and a standard deviation of 109. a university plans to award scholarships to students whose scores are in the top 2%. what is the minimum score required for the scholarship? round your answer to the nearest whole number, if necessary.