The percent error in the speeds are 7.1428. Hope this helps!
Answer: c. 66
Step-by-step explanation:
Add 76 and 38.
76+38 = 114
Take 180 minus 114
180-114 = 66
100/20=5
11×5=55
11/20 = 0.55
Answer:
A
Step-by-step explanation:
Answer:
45'000,000 45 million
Step-by-step explanation: