Sanjay and Felipe are putting together a 500-piece puzzle. Sanjay could do the entire puzzle by himself in 6 hours, while it would take Felipe 8 hours to do the puzzle alone. Which equation can be used to solve for the rate, r, for Sam to change all the light bulbs in the office building by himself?

4

step-by-step explanation:

im pretty sure it's 4 beacsue 8/2 equals 4

answer is b

step-by-step explanation:

answer: i could not see part the question so ill explain how to get the answer

step-by-step explanation: for instance the distance she travele d is 10 and she traveled the same amout each mile so do 10 divided by how many miles she drove each time and you ge your answer.