In an upcoming election, the student body will elect a president, vice president, secretary and treasurer.

how many different ways can these positions be filled from a student government group of 25 people?

The distribution of the amount of money spent by students for textbooks in a semester is approximately normal in shape with a mean of $235 and a standard deviation of $20. according to the standard deviation rule, how much did almost all (99.7%) of the students spend on textbooks in a semester?

Two florida panthers were weighed. one weighs 6x+21 pounds and the two together weigh 14x+11 pounds how much does he other panther weigh alone

What are linear equations? could'ya explain too me, ? ! and how do you see what graph is a proportional relationship?