find the selling price per pound of a coffee mixture made from 12 pounds of coffee that sells for $8.00 per pound and 15 pounds of coffee that costs $3.90 per pound.

What is the volume of a cone with a height of 6 cm in the radius of 2 cm

For the chance to be team captain, the numbers 1-30 are put in a hat and you get two chances to pick a number, without replacement. which formula correctly shows how to find the probability that you choose the number 1 and then 2?

Find the solution on the interval [0, 2pi)