15. Find the volume for a sphere with a radius of 20 mi. Use 3.14 for I and round to the nearest hundredth decimal place.
A. 1674.67 mi.
B. 33493.33 mi.
C. 51024.53 mi.

33% of college students say they use credit cards because of the rewards program. you randomly select 10 college students and ask each to name the reason he or she uses credit cards. find the probability that the number of college students who say they use credit cards because of the rewards program is (a) exactly two, (b) more than two, and (c) between two and five inclusive. if convenient, use technology to find the probabilities.

How to find the exponential function y=ca^x, with points (1,2) and (2,1)

In the diagram of circle o, what is the measure of zabc?