subject
Mathematics, 25.07.2019 08:00 lychee1406

If a can do a piece of work alone in 7 days and b can do it alone in 4 days, how long will it take the two working together to complete the job?

ansver
Answers: 1

Another question on Mathematics

question
Mathematics, 21.06.2019 14:30
Pls , the question is in the picture!
Answers: 2
question
Mathematics, 21.06.2019 17:30
Gregory draws a scale drawing of his room. the scale that he uses is 1 cm : 4 ft. on his drawing, the room is 3 centimeters long. which equation can be used to find the actual length of gregory's room?
Answers: 1
question
Mathematics, 21.06.2019 19:00
1) in triangle the, what is the measure of angle t (in degrees)? 2) in triangle bat, the measure of angle b is 66∘, and the measure of angle t is 77∘.what is the measure of the exterior angle at a (in degrees)?
Answers: 1
question
Mathematics, 21.06.2019 19:30
Zoey made 5 1/2 cups of trail mix for a camping trip. she wants to divide the trail mix into 3/4 cup servings. a. ten people are going on the trip. can zoey make enough 3/4 cup servings so that each person gets one serving? b. what size would the servings need to be for everyone to have a serving?
Answers: 1
You know the right answer?
If a can do a piece of work alone in 7 days and b can do it alone in 4 days, how long will it take t...
Questions
question
History, 20.07.2019 23:50
question
Advanced Placement (AP), 20.07.2019 23:50
question
Mathematics, 20.07.2019 23:50
Questions on the website: 13722367