A single, six sided die is rolled. Find the probability of rolling an odd number or a number less than 4.

Given f(x) = 17-x^2what is the average rate of change in f(x) over the interval [1, 5]?

The number of revolutions of two pulleys is inversely proportional to their diameters. if a 24-inch diameter pulley making 400 revolutions per minute is belted to an 8-inch diameter pulley, find the number of revolutions per minute of the smaller pulley.

Ivan and jeff buy a package of 8 pens for $4.00. ivan wants 5 of the pens, and jeff wants 3.how much should each student pay?