You purchased 100 shares of stock valued at $55 per share. The stock value increases to $85 per share. What was the rate of increase?

The square root of 5x minus 4 equals x minus 2. What is x

At 9:00 PM the temperature in Chicago was - 6°F. By morning the temperature was + 7°F. How many degrees did the temperature rise overnight?

The sandbox at a playground is 2 feet tall. The area of the base of the sandbox mis 80 square feet. How much sand does it take to fill the sand box?

What is the square root of 110

Roberto has run 16 of the 26.2 miles in a marathon. Rounded to the nearest whole number, what percent of the marathon has he completed?

Find the width of a rectangular prism if the volume is 77,680 cm^3, the length is 43 cm, and the height is 94.4 cm. Show work.

Find the least number which when divided by 25 45 60 leaves a remainder to 20

Drag the numbers to order them from least to greatest - 4 1/2,-1/2,1/4,2/3 or 2 1/3

When finding the surface area of a composite figure, why is it often necessary to subtract sides common to each individual shape? Complete the explanation.

To use the two sample t procedure to perform a significance test on the difference of two means, we assume: a) The populations' standard deviation are known. b) The samples from each population are independent. c) The sample sizes are large.