It takes Brian 12 hours longer to build a model car than it takes John. If they work together, they can build the model car in 8 hours. Using complete sentences, explain each step in figuring out how to determine the time it would take Brian to build the car on his own.

Pls i’m too dumb to know what i’m doing right now

Select all the correct locations on the image. select all the expressions that result in a product that is a rational number. mulitiple choice4/3 x 12/3 32/4 x 15/4[tex]\sqrt{\frac{3}{2} }[/tex] x 22/7[tex]\sqrt{11}[/tex] x 2/3

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.