A sample of 12 measurements has a mean of 8.5 and a sample of 20 measurements has a mean of 7.5. Find the mean of all 32 measurements.

A rectangle or piece of carpet has a length of 14 feet and a width of 8.8 feet what is the area of the rug

a cylinder has a diameter of 24 inches. if its height is half its radius, what is the volume of the cylinder on cubic inches?

The additive inverse of a negative integer is a _ integer

A box contains 'n' quarters and some dimes. the ratio of quarters to dimes is 1:2. write an expression for the total number of money in the box

Arnoldo needs to write this system in slope-intercept form. Which shows how he could do that? 3x-2y=6 0.4 (2oy+15) = x

Maria is having a party for 17 of her friends He already invited some friend She has 12 more invitation to send how many friends house she already invited

Jay Stone's gross weekly pay is $280.00. his earnings to date are 59,740.00. What amount is deducted from his pay this werk for Social Security taxes? (note:the rate is 6.2 percent) A) $4.06 B) $16.80 C) $17:36 D) $17.64

What is 8 1/2 times 10

In a circle of any size, what ratio does pi represent?

6 cards are drawn from a standard deck without replacement how many different 6 card hands are possible if the drawing is done without replacement