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?

Whats the diffrence between 25millimeters and 25 centimeters

A kite has a height of 36 inches and a width of 30 inches. Explain how to use the area formula for a triangle to find the area of the kite.

Assume that adults have iq scores that are normally distributed with a mean of 100 and a standard deviation of 20. if all iq scores are converted to z-scores, what would the mean and standard deviation of all z scores be

Mrs Prabhakar open a recurring deposit account of rupees 300 per month at 8% simple interest per annum on maturity he gets rupees 9930 find the period for which he continues with the account

Which centers of a triangle can be located outside of the triangle?

How can calculate roots.

The diameter of a small gear is 16cm. This is 2.5 cm more than 1/4 of the diameter of a larger gear. What is the diameter of the larger g! ear

Find the sine, cosine, and tangent of 360 degrees

Use the quadratic formula to determine the exact solutions to the equation. 6x2+4x-3=0

What is the equivalent ration for 12/30