Find the probability of selecting a z score less than 1.81

Which phrase correctly describes the solution to the quadratic equation? 2x2 + 25 = - x2 + 10x exactly one real solution infinitely many solutions two complex solutions two real solutions

81*22 estimate. then find product

Label the place value 8 in the number 7854.209

Which of the following pairs of expressions could represent consecutive odd numbers? a. n and n + 1 b. n and n + 2 c. n and n + 3

3x-5=15 what is the answer

Tell which property the st 7. 7. m = m. 7 9. 3 (x - 3) = 3x - 9

How do i do 6 1/2% of $50

Solve 1/2+1/2x=x^2-7x+10/4x by re-writing the equation as a proportion. Which proportion is equivalent to the original equation?

What is the complement of 86.4 degrees?

Last year, my parents had a combined income of $50,000. They paid $13,000 in federal income taxes. What fraction shows how much my parents spent on their federal taxes?