Find the volume of the cone.
9 cm
r = 6 cm
V = [?] cm3
Round to the nearest tenth.

Find the solution of system of equation y= x-4 y=4x+2

The police chief wants to know if the city’s african americans feel that the police are doing a good job. identify the management problem (i.e dependent variable) and identify the independent variable.

Summary statistics given for independent simple random samples from two populations. use the pooled t-interval procedure to obtain specified confidence interval. x1=71.6, s1=3.9, n1=11, x2=67.9, s2=3.4, n2=9 determine a 99% confidence level.