John can paint a fence in 6 hours. Jason can paint the same fence in 12 hours. How many hours would it take for them to paint the same fence if they worked together.
Give the exact value

4.08%

step-by-step explanation:

c.

step-by-step explanation:

because first you have to add the 4x, 9x, and the 7x together and you get 20x and then you add the last numbers up and you get 5and then you put the subtraction sign in there and that's how you get the answer.

1010: 3030

is it i think