subject
Mathematics, 01.12.2020 20:30 nana55959

If it takes Laine 3 hours to wash the windows, Leslie 4 hours to wash the same windows, and Lance 5 hours to wash the windows, how long would it take them all working together?

ansver
Answers: 2

Another question on Mathematics

question
Mathematics, 21.06.2019 19:00
Quadrilateral abcd in the figure below represents a scaled-down model of a walkway around a historic site. quadrilateral efgh represents the actual walkway. abcd is similar to efgh. what is the total length, in feet of the actual walkway?
Answers: 2
question
Mathematics, 21.06.2019 22:00
If tan2a=cot(a+60), find the value of a, where 2a is an acute angle
Answers: 1
question
Mathematics, 21.06.2019 22:30
Gabrielle's age is two times mikhail's age. the sum of their ages is 84. what is mikhail's age?
Answers: 2
question
Mathematics, 21.06.2019 22:30
]supplementary angles are two angles that add up to . • complementary angles are two angles that add up to degrees. • adjacent angles share a and a • congruent angles have the measure. • an triangle has one angle that is greater than 90 degrees. • a triangle with angles 45°, 45°, and 90° would be a triangle
Answers: 2
You know the right answer?
If it takes Laine 3 hours to wash the windows, Leslie 4 hours to wash the same windows, and Lance 5...
Questions
question
English, 04.07.2019 12:00
question
English, 04.07.2019 12:00
question
Chemistry, 04.07.2019 12:00