Is - 15.55555555 a rational number

Find exact value of the expression: tan - 1 square root 3/3

Forty times the sum of forty-three and fifty seven

How many millimeters are in 432 centimeters

The area of a rectangular wall of a barn is 54 square feet. It's length is 12 feet longer than twice it's width. Find the length and width of the wall of the barn.

Which best describes the strength of a model with an r-value of 0.29? a weak positive correlation a strong positive correlation a weak negative correlation a strong negative correlation

What is the product of 0.9 x 0.5

Ms. Robinson gave her 12 minutes to read. Carrie read 512 pages in that time. At what rate, in pages per hour, did Carrie read?

The perimeter of the original rectangle is 16 feet. A small rectangle has a length of 6.2 feet and width of 1.8 feet. A larger rectangle has a length of 12.4 feet and width of blank.

For a normal population with a mean of m = 80 and a standard deviation of s = 10, what is the probability of obtaining a sample mean greater than m = 75 for a sample of n = 25 scores? p = 0.0062 p = 0.9938 p = 0.3085 p = 0.6915

What is $526.36 rounded to the nearest 10 dollars?