9240ft per second
(105mi/1hr * 5280ft/1mi * 1hr/60sec)
Answer:
- 5
Step-by-step explanation:
Step 1:
60 = - 12r
Step 2:
12r = -60
Step 3:
r = - 60 ÷ 12
Answer:
r = - 5
Hope This Helps :)
4.370 tenths. 4.400 hundredths
81.100 -> same answer
2.200
Answer:
160
Step-by-step explanation:
After 2 hours, she was (62 mph -50 mph)*2h = 24 miles behind her trip average, so she had to make that distance up in the last 3 hours. That is, her average for the last 3 hours was (24 mi)/(3h) = 8 mph more than her trip average.
Jiamin averaged 62+8 = 70 mph for the last 3 hours of her trip.