If something is two dollars and 49 cent for 3pounds how much is one

Three coins are flipped. what is the probability that there will be at least two tails?

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.

X2 + y 2 = 36 x + y = 6 solve the system of equations.