2. The ratio of seniors to juniors on a football team is 2:3. If there are 21 juniors, how many seniors
are on the team?

Does anyone know how to do geometryme with this problem

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?

How many grams the dog will eat in 3 days?