(To make a batch of purple frosting you need 16 drops of blue food coloring and 12 drops of red food coloring what is the ratio of red drops to blue drops in simplest form?)

* can be written in any ratio format (a:b a to b , A/B)

2people are trying different phones to see which one has the better talk time. chatlong has an average of 18 hours with a standard deviation of 2 hours and talk-a-lot has an average of 20 hours with a standard deviation of 3. the two people who tested their phones both got 20 hours of use on their phones. for the z-scores i got 1 for the chatlong company and 0 for talk-a-lot. what is the percentile for each z-score?

Carlos spent 1 1/4 hours doing his math homework he spent 1/4 of his time practicing his multiplication facts how many hours to carlos been practicing his multiplication facts

The vertices of a triangle are a(7.5), b(4,2), and c19. 2). what is