Guadalupe can do a job in 15 hours. If she works with lan, together they can get the job done in 10 hours. How long would it take lan to do the job alone?

You can find the constant of proportionality by finding the ratio of

This stem-and-leaf plot represents the heights of the students on ralph's basketball team. one student's height is missing from the plot. if the mean height of all the students on the team is 61 inches, what is the missing height? a. 55 in. b. 59 in. c. 61 in. d. 65 in.

Aschool had an election where the candidates received votes in the ratio 1: 2: 3. if the winning candidate received 210 votes, how many total people voted in the election?