Find the area of an equilateral triangle whose perimeter is 15 units.

What does a standard score measure

The ratio of boys to girls in Ms. Smith's class is 3 to 4. If there are 12 boys, how many girls are there?

What is a word problem for the ratio 10:25 using one of its values?

If f (x) = 2x2 + 1, what is f (x) when x = 3? 1 7 13 19

I began to walk; then, I increased my pace and held it constant for a period of time and then decreased my pace slowly. Which graph models this situation? A) A B) B C) C D) D

What is the solution to the equation x + 11 = 57? (Input a whole number only.) Numerical Answers Expected! Answer for Blank 1:

4 times the difference of a number and 3 is 4 less than 3 times the number

Find the product of the solutions of this equation 20x^2-39x+80=0

Your friend deposits $2000 in an investment account that earns 3.3% annual interest. Find the balance after 5 years when the interest is compounded monthly.

2x + y + z = 12 10.00 5x + 5y + 5z = 20 x - 4y + z = - 21