in a survey of 200 students 80% wanted the Steelers to go to the Super Bowl, how many students wanted the Steelers to go to the Super Bowl?

What is 11/12 plus - 7/12 equal in a fraction?

The volume of a cone is 3πx3 cubic units and its height is x units. which expression represents the radius of the cone's base, in units? 3x 6x 3πx2 9πx2

At 7 p. m. last night, the temperature was at 10 degrees fahrenheit. at 7 a. m. the next morning, the temperature was - 2 degrees fahrenheit. a. by how much did the temperature change from 7 p. m. to 7 a. m.? b.

What is the range of the function y = cot (x) ? A. all real numbers B. all real numbers except pi/2 + n (pi), where n is any integer C. all real numbers except n (pi) / 2, where n is any integer D.

Given that the two of the three lines 3x+4y=5,5x+By=13, and 7x=2425 are perpendicular, compute B. Express your answer as a fraction in simplest form.

What does y=5x look like on a graph?

Is 2 squared irrational

Yvette has 336 eggs she puts one dozen eggs into each cart how many cartons does she fill

The weight of 10,000 identical samples of a substance is 1 pound. what is the weight of 10 samples?

a store charges a restocking fee for any returnd item based upon the item price. an item price at $300 has a fee of $20. An item priced at $150 has a fee of $10. what persentage of the item price is the restocking fee?