In November, Mr. Lee's students read 50 books. In December, they read 40 books.

What is the percent increase or decrease in the number of books they read?

Determine the axis of symmetry and the vertex of the given function. y = 2x2 - 12x + 21 Axis of symmetry: x =

Convert 9/3 to a percentage

What is the least common multiple of 5, 20, and 33?

3 hours worked for $12; 9 hours worked for $36

Simplify the numerical expression. - 3.6 : (-60)

Solve for p (p+3) 2-64 -61‾‾‾√ and 61‾‾‾√ 6‾√ and 8‾√ 5 and - 11 -5 and 11

Which of the following is a step in the investment planning process? A. Evaluate your risk tolerance level. B. Monitor your spending every 5 years. C. Make major purchases before you start planning. D. Monitor your investment plan every 10 years.

Which expression is equivalent to 28 (15+9) ? 28 + 15 x 28 + 9 28 x 15 + 9 28 + 15 + 28 + 9 28 x 15+28 x 9

9. 1/2 (16 + 4 + 4) + (6 X 4 = 8) I do not no how to do this

What is the minimum value of the function y=x^2+3x-4?