Find each radius given the area of the circle, 1. 12.56 sq. in.
2. 78.5 sq. m
3. 200.96 sq. cm
4. 254.34 sq. in.
5. 7.07 sq. ft.
6. 28.26 sq. m

Determine the mean and variance of the random variable with the following probability mass function. f(x)=( 729divided by 91) (1 divided by 9) superscript x baseline comma x equals 1,2,3 round your answers to three decimal places (e.g. 98.765).

15/16 as a decimal rounded to the nearest hundredth

What is the value of n in the equation -1/2(2n+4)+6=-9+4(2n+1)