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?

Factor the Equation: 4x⁴y²+9x²y⁴+12x³y³+16x²y+24xy²+16

There are 1,000 students. out those students 20 percent speak spanish how many speak spanish

Mrs. McCune is building a fence around her garden in her backyard. The total amount of fencing she used was 22 ft. We know that the length of the garden was 6 feet. What is the width of the garden?

Question 27 a circle has a radius of 12in. find the length s of the arc intercepted by a central angle of 89°.

A ball is thrown into the air with an initial velocity of 60 ft/s. its height h in feet after t seconds is given by the function h=-16t^2 + 60t + 6. a : After how many seconds will the ball reach maximum height? b : What is the maximum height?

Christina weighs 17 pounds more than twice her younger sister Sarah's weight when both girls stood on a frieght scale, the reading was 179 pounds how much does christina weigh

What makes the square root of 8 irrational?

What is the lowest multiple of 7 that can go into both 6 and 5?

Solve the following system of equations. What is the larger solution value of x, rounded to the hundredths place?

Which is larger 34.653 or 3.4653