Mr. Alvarez makes a walk way out of three sement slabs

There were 845 million facebook users at the end of 2011, wich was up from 608 million users at the end of 2010. 51.5% of all users access facebook on mobile devices. How many users used mobile devices in 2011?

What us the answer to the equation 6r-1-6r=11

Lindsay deposited $2000 into a Roth IRA that grew to $5000 by retirement. If Lindsay is currently in the 10% tax bracket and retired, how much tax will she have to pay in taxes when she withdraws the entire $5000?

List three numbers that are less then 66,100

Can 2 cups and 4 pints be expressed as a ratio

On a map of Ayana's town, the library is located at (-5,-3) and the middle school is located at (0,2). Each unit of the map represents 1 mile. Ayana wants to bike from the middle school to the library.

The average IQ score follows a Normal distribution, with a mean of μ = 100 and a standard deviation of σ = 15. What is the probability that the mean IQ score of 25 randomly selected people will be greater than 105? 0 0.0478 0.50 0.68 0.9522

Do this multiplication: 75 x 2

in a study 44 of adults questioned reported that their health was excellent. a researcher wishes to study the health of people living close to a nuclear power plant. among 14 adults randomly selected from this area

What is the 7.35 percent of 71.00 dollars