Sidney flew in an airplane five times during her vacation.The flights averaged 2 hours 28 minutes long.The lengths of her first

Question

3 years ago

9

four flights were 2 hours 10 minutes, 3 hours 20 minutes, 1 hour 15 minutes, and 2 hours 40 minutes. What was the length of her last flight?

1 answer:

andrey2020 [161] · Answer 1 · 2022-06-19T23:37:42+03:00

5 0

60*8= 480+20+10+15+40=565/4=141= 2 hours and 21 min
141+148=289/2=145=

2 hours and 25 min is the next flight