At the sixth-grade school dance, there are 132 boys, 89 girls, and 14 adults. a. Write the ratio of the number of boys to the number of girls.
132 to 89
b. Write the same ratio using another form (A:B vs. A to B ).
c. Write the ratio of the number of boys to the number of adults.
d. Write the same ratio using another form.

Achemist has 200 ml of a 10% sucrose solution. she adds x ml of a 40% sucrose solution. the percent concentration, y, of the final mixture is given by the rational function: the chemist needs the concentration of the final mixture to be 30%. how many milliliters of the 40% solution should she add to the 10% solution to get this concentration?

Kylie explained that (-4x+9)^2 will result in a difference of squares because (-4x+9)^2 (-4x+9)^2 =(-4x)^2+(9)^2=16x^2+81

What is the slope of the line shown below?