Find the value of z that whose area under a standard normal curve to the left of z is 0.2676

Two cyclists 84 miles apart start riding toward each other at the samen time. one cycles 2 times as fast as the other. if they meet 4 hours later what is the speed (in miles) of the faster cyclists

For g(x) = 5x - 3 and h(x) = [tex]\sqrt{x}[/tex], find (g · h)(4)

If two points are given,then exactly one line can be drawn through those two points.which geometry term does the statement represent