Sally paints at a rate of 1/7th room / hour
Steve paints at a rate of 1/6th room / hour
If they both painted together, they would paint 1/7 + 1/6 = 13/42 room/hour
so to paint the whole room, it would take 1/(13/42) = 42/13 =
<u>
3.23 hours (3 significant figures)</u>
Answer:
18 students in 4th grade
15 students in 5th grade
Step-by-step explanation:
1/3 of 45 = 15 students in 5th grade
2/5 of 45 = 18 students in 4th grade
Answer:
ima girafee
Step-by-step explanation:
(0 , 3) is the ordered pair
Answer: 2,392
Step-by-step explanation: