Forty-five percent of consumers prefer to purchase electronics online. You randomly selec to purchase electronics online is (a) exactly five, (b) more than five, and (c) at most five.

Two cyclists 84 miles apart start riding toward each other at the same. one cycles 2 times as fast as the other. if they meet 4 hours later, what is the speed (in mi/h) of the faster cyclist?

If i have 20$ and i gave 5$ away how much i got

:24% of students in a class are girls. if there are less than 30 students in this class, how many students are there? how many girls are there?