Question

Help
Josh and Zach are painting a dog house. If Josh painted the house on his own,
it would take him 6 hours. If Zach painted the house on his own, it would take
him 4 hours. How long will it take them to paint it together?

Answer 1

Answer: 5 I'm assuming

Step-by-step explanation:

6 + 4 = 10. Since there's 2 people you divide it by 2 so 5 hours.

Answer 2

Answer:5 hrs

Step-by-step explanation:

We need to take the average of time for both of them