Answer:no the -2/3 should be before -1/5
Step-by-step explanation:
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>
Wait what’s j I’m confused
Answer:
d. $28.70
Step-by-step explanation:
first you divide 126 by 9 and you get 14 then you times 14 by 2.05 and you come out with a total 28.70
Answer:
2
Step-by-step explanation:
i got 20/8 from multiplying same with 1/2
20/8 - 1/2 = 2
