subject
Mathematics, 20.09.2020 08:01 jackfrost5

Working together, Sam and Charlie can change all the light bulbs in the office building in 3 hours. It would have taken Charlie 8 hours to do the job alone. Which equation can be used to solve for the rate, r, for Sam to change all the light bulbs in the office building by himself?

ansver
Answers: 3

Another question on Mathematics

question
Mathematics, 21.06.2019 20:30
For f(x) = 3x+1 and g(x) = x2 - 6, find (g/f)(x)
Answers: 1
question
Mathematics, 21.06.2019 20:40
Which table represents points on the graph of h(x) = 3√-x+2?
Answers: 3
question
Mathematics, 21.06.2019 22:00
Jayne is studying urban planning and finds that her town is decreasing in population by 3% each year. the population of her town is changing by a constant rate.true or false?
Answers: 3
question
Mathematics, 22.06.2019 00:50
There are 8 movies that you would like to see currently showing in theatres. in how many different ways can you choose a movie to see this saturday and one to see this sunday?
Answers: 1
You know the right answer?
Working together, Sam and Charlie can change all the light bulbs in the office building in 3 hours....
Questions
question
Mathematics, 14.07.2019 00:50
question
Mathematics, 14.07.2019 00:50
question
Mathematics, 14.07.2019 00:50
Questions on the website: 13722361