Ascience museum has a spherical model of the earth with a diameter of 6.5 m. what is the volume of the model? use 3.14 for and round your answer to the nearest whole number. show your work.

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.

Aof 12 , we to a of 4 to on a .of 4 be ?

What is the domain of the step function f(x)=[2x]-1?