michaelwwilliams128 michaelwwilliams128
  • 25-04-2020
  • Mathematics
contestada

Working alone, Jared can dig a 10 ft by 10 ft hole in five hours. James can dig the same hole in six hours. How long would it take them if they worked together?

Respuesta :

alextrejo789
alextrejo789 alextrejo789
  • 25-04-2020
2 hours and 44 minutes
Answer Link
MikkalThomas14
MikkalThomas14 MikkalThomas14
  • 25-04-2020

Answer:

2.73

Step-by-step explanation:

james=5hrs

jared=6hrs  

1/5+1/6=1/x       x= Time together

6x/30x+5x/30x=30/30x

11x=30

x= 2 8/11

(2hrs 44min)

                                                     

Answer Link

Otras preguntas

How to write 9800100 in expanded form
Help please it would really help! Please I'll give a brainliest for the best and correct answer!
Help me plz. Plz be right :)
in addition to attacking pearl harbour, the Japanese attacked the location defended by General MacArthur, what is this location?
A student collected the above data for this experiment. What error did he make? Explain. Mass of the Graduated Cylinder (only ai
At present, scientists expect the universe to _____. gradually stop its expansion and then begin to shrink in size gradually stop its expansion and then remain
A circle has a radius of 7.5 centimeters and a central angle AOB that measures 90°. What is the length of the intercepted arc AB?
The significance of Thomas Paine’s Common Sense was that it A) suggested economic reforms for the colonies. B) suggested a plan of reconciliation with Britain.
Plz help with this problem!!!
Which of the following has the least resistance to electric flow? metal air glass a superconductor