Jaylene can paint the room in 6 hours and Kayla can paint the same room in 3 hours. How long will it take them to paint the room together?

rick would give her the best deal as he will charge $8.88 per hour

b. 1.25 hr

step-by-step explanation:

if you have a constant speed of 60 mph, then you have a ratio between 60 mi. to 1 hr. dividing both sides by 60 we get the ratio

1 mi. to

then mult. both sides by 75 we get the ratio

75 mi. to

simplifying we get

75 mi. to

or 1.25 hr.