Harrylescanoid
Answered

micheal can paint the grade 8 mahogany room in 6 hours ,but Philip needs 4 hours to paint the same room .how long does it take them to paint the room if they work together?
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Sagot :

Grrrrrlllllllllllllid

Answer:

The time it would take them to paint is 2.4 hours.

Step-by-step explanation:

Michael = 6 hrs

Philip = 4 hrs

nx + nx = 1

(1/6)x + (1/4)x = 1

(6)(4) [(1/6)x + (1/4)x = 1)] (6)(4)

4x + 6x = 24

2

2x + 3x = 12

5x = 12

x = 12/5

x= 2.4 hrs