A go-karts top speed is 607,200 feet per hour. What is the speed in miles per hour?

Factor this polynomial completely x^2-64

which of the following sets of data would produce the largest value for an independent-measures t statistic? the two sample means are 10 and 20 with variances of 20 and 25 the two sample means are 10 and 20 with variances of 120 and 125 the two sample means are 10 and 12 with sample variances of 20 and 25 the two sample means are 10 and 12 with variances of 120 and 125

Which steps could be part of the process in algebraically solving the system of equations, y+5x=x^2+10 and y=4x-10