Assume the speed of vehicles along a stretch of i-10 has an approximately normal distribution with a mean of 71 mph and a standard deviation of 8 mph. the current speed limit is 65 mph. what is the proportion of vehicles less than or equal to the speed limit?

Franco wants to double the volume of the cone. what should he do?

An energy drink company claims that its product increases students' memory levels. to support its claims, the company issues advertisements claiming that 8 out of 10 people (chosen randomly from across the country) who tried their product reported improved memory. the missing component in this study is a .

Solve the following inequalities and show the solution on a number line. 2x+3< 3(4x+5)