Write the quadratic equation in general form and then choose the value of "b." (2x - 1) (x + 5) = 0 9 10 11

17. If 10 is 20% of a number, then what is 200% of that number? A. 200 B. 100 C. 80 D. 50 E. 40

What percent of teenage boys masturbate before reaching 18

The bacteria in an old piece of cheese is growing at a rate that can be modeled by y = 280 • 2^x. Determine which number represents the growth rate. A.) 0.5 B.) 1 C.) 2 D.) 280

Ron brought cupcakes to school to share with his classmates. By the end of the day 5/8 of the cupcakes were gone. What fractions of the cupcakes did Ron have left to take home?

Then use to oder 1/3 and 3/10

How many triangles and how many rectangles form a rectangular pyramid?

Mrs. Peters' classroom is 14 feet by 18 feet. She wants to put a border around all the walls of her classroom just below the ceiling. How many feet of border does she need to buy?

A city is growing at the rate of 0.3% annually. If there were 3,278,000 residents in the city in 1992, find how many (to the nearest ten-thousand) are living in that city in 2000. Use y=3,278,000/left (2.7/right) ^{.003t}

Jose pack54 CDs into smallboxes. Each box holdsome 9 CDS. how many boxes does jose pack to hold all 54 CDs

A winery has a vat with two pipes leading to it. The inlet pipe can fill the vat in 4 hours, while the outlet pipe can empty it in 10 hours. How long will it take to fill the vat if both pipes are left open?