The ratio of the number of girls to the number of boys at a school event was 9:8. After some time, 25 of the girls left and the ratio became 1:2. How many total students were originally at the event?

Your teacher ask you to find a recipe that includes two ingredients with the ratio of 1/2 cup and 1/8 cup

What is t-19 / 7 Algebra.

Bob has 3bookshelfs that hold a total of 27 books. he adds a fourth shelf and now has 36books. if he adds 2 more shelves, how many books can he have in total

Tom is 40 inches tall. The sign next to the Superman Roller Coaster says: "You must be 48 inches to ride!". By what percent does Tom have to grow to be able to ride the roller coaster?

Lights are spaced from the hanging light, 4 feet away in the x-direction and 4 feet in the y-direction. Select the possible coordinates of the anchors for two other lights. (Hint: Use the form (x, y, z) for coordinates.) A.

Solve P=R-C=XP-C P=140-0.001x C=40x/150,000

Which statements are true? Check all that apply. The function that best represents the data is f (x) = 24,512 (0.755) x. The function that best represents the data is f (x) = 554x2 - 5,439x + 24,600. The function decreases indefinitely.

Lucia has an 80 question test and she gets 68 correct write that as a fraction percent and and decimal

School is 2 miles from home along a straight road. The table shows your distance from home as you walk home at a constant rate. Give the constant of proportionality as a decimal.

What would be the slope of the line perpendicular to the line 4x + 2y = 12?