on a math test, 60% of the students used a pencil. half of the remaining students used a red pen, how many students are in the class

A television manufacturer decides to increase its production by 25% per month to meet increasing customer demand. The company currently produces 2,000 television sets a month.

Courtney wants to carpet part of her bedroom that is shaped like a right triangle with base 4.8 maters and height 5.2 meters how much carpet will she need

If someone flips switches on the selection in a completely random fashion, what is the probability that the system selected contains at least one sony component? exactly one sony component? (round your answer to three decimal places.

What is 17/20 as a desimal and percent

Express the sum of 5762.7 and 67.2 to the correct number of significant digits. a. 5829.9 b. 5830 c. 583 101 d. 5.83 103

There are 32 marbles in a jar. 12 of the marbles are red, and the rest of the marbles are blue. What is the ratio of red marbles to blue marbles in the jar?

What number would you put in a matrix to represent a term that is missing in the original equation?

The sales tax in the town where Amanda lives is 7%. Amanda paid $35 in sales tax on a new stereo. What was the price of the stereo?

1/15y^9 For the result to be equivalent to the original expression, can it be defined at y=0?

Ratio of Consecutive angles of a quadrilateral is 3 : 4:5:6. Find the measure of its each angle. Write, with reason what type of a quadrilateral it is.