Mathematics
Mathematics, 08.09.2021 19:30, TropicalFan

Plz help me! If Joe can paint a house in 3 hr, and Sam can paint the same house in 5 hr, how long does it take them to do it together?

Formulas: r=\frac{1}{t}


A=rt

answer
Answers: 2

Other questions on the subject: Mathematics

image
Mathematics, 21.06.2019 14:00, debramknoxx
Find the value of the cosine for angle a
Answers: 3
image
Mathematics, 21.06.2019 14:30, princessvaeh2625
The perimiter of a rectangle is 70 inches the legneth of the rectangle is 5 less than 3 times the width of the rectangle what is the width of the rectangle
Answers: 3
image
Mathematics, 21.06.2019 17:00, gomez36495983
() at a farm, animals are fed bales of hay and buckets of gain. each bale of hay is in the shape of a rectangular prism. the base side lengths 2 feet and 3 feet, and the height is 5 feet. each bucket of grain is a cylinder with diameter of 3 feet. the height of the bucket is 5 feet as the height of bale. a. which is larger in area, the rectangular base of the bale or the circular base of the bucket? explain how you know b. which is larger in volume, the bale or the bucket? explain how you know
Answers: 1
image
Mathematics, 21.06.2019 18:00, phillipsk5480
Express in the simplest form: (x^2+9x+14/x^2-49) / (3x+6/x^2+x-56)
Answers: 3
Do you know the correct answer?
Plz help me! If Joe can paint a house in 3 hr, and Sam can paint the same house in 5 hr, how long...

Questions in other subjects: