A recent survey suggests that 85% of adults know what Twitter is. How many adults should you survey in order to be 90% confident that your estimate is within 5% of the true population proportion?

Li making beaded necklaces. For each necklaces, she uses 27 spacers plus 5 beads per inch necklaces lenght. Write an equation to find how many beads li needs for each necklaces

Mr. Blackwell's company produces nuts and bolts. The total monthly profit for his company was $76,378. The profit earned from nuts was $3,428 more than the profit earned from bolts. Solve a system of equations that represents the situation.

What is the answer to 3 3/5 + 5 4/6

A class is selling magazines as a fund raiser. Of the 500 magazines sold, Amy sold 1/9 of them. Garret sold 0.145 of the magazines. Robbie sold 11/100 of the magazines, and Carlita sold 0.095 of the magazines. Who sold the most magazines?

What does, x, equal in the equation - 38 - 5x = - 108

What are two numbers that can be multiplied together to equal - 30 but also the same two numbers add up to - 5

What is the name for a transformation where the figure changes size? A. translation B. dilation C. reflection D. rotation

5 ft, 7 in, - 3 ft, 10 in.

2,368 rounded to nearest thousand

Josephine was asked to make a one-fiftieth scale model of the new water tower for her town. She constructed the model that is shown below. A water tower has a height of 2.25 feet and diameter of 1.25 feet.