An art teacher had 16 pieces of blue chalk, 14 pieces of red chalk, and 10 pieces of yellow chalk. She randomly gives a piece of chalk to each student in her class. What is
the probability that the first student will receive a piece of clue chalk?

The data represents the semester exam scores of 8 students in a math course. {51,91,46,30,36,50,73,80} what is the five-number summary?

Factor this polynomial completely x^2-64

The function a represents the cost of manufacturing product a, in hundreds of dollars, and the function b represents the cost of manufacturing product b, in hundreds of dollars. a(t) = 5t + 2 b(t) = 7t - 2t +4 find the expression that describes the total cost of manufacturing both products, a(t) + b(t). a. 7t^2 - 7t + 2 b. 7t^2 + 3 +6 c. 7t^2 + 7t - 6 d. 7t^2 - 3t + 6