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?

Gavin bakes 70 cookies in a hour. how many cookies can he bake in 4 hours? A. 350 B. 240 C. 280 D. 210

Which of the following sets are not well-defined? set of all counting number set of all even integers set of integers greater than 6 but less than 10 set of four best actors in the world

Markus is 5 feet 8 inches tall. He stands next to a tree on a sunny day and has a friend measure the length of his shadow and the tree's shadow. Markus's shadow is 8.5 feet long. The shadow of the tree is 39 feet long. How tall is the tree?

How to use 5x+6=66 in a real - world problem

XYZ Company declares dividends of $50,000. Samuel Smith owns 50 shares of stock. The company has sold 25,000 total shares of stock. What is Sam's share of the declared dividends?

There are 80 students in the school band. 30% of them are sixth graders, 40% are seventh graders, and the rest are eighth graders.

How are the algebraic properties used in creating equivalent systems

What happened when the glass blower inhaled

Five gerbils cost p dollars. How many dollars will it cost to buy 1 gerbil? How many dollars will it cost to buy g gerbils? How many gerbils can you purchase for 1 dollar? How many gerbils can you purchase for d dollars?.

How do you convert 5 feet 6 inches to inches