A high-speed train passes through a 5.4 km long tunnel completely in 1 minute 7.68 seconds.
1 answer:
Answer:
Step-by-step explanation:
Speed time= distance
Change in/h into m/s by multiplyingby 5/18
=300×5/18=83.33
Time in sec=(1×60)+7.68=67.68
83.33×67.68=5640m
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Answer:
x=20
Step-by-step explanation:
form a ratio
28:7
4:1
x:5
x=20
3 * 5 = 15 miles during weekdays
6.5*2 = 13 miles on weekends
13 +15 = 28 miles total
28 / 7 = 4 miles average per day
Answer: I believe it's c.
Step-by-step explanation:
Answer:
A
Step-by-step explanation:
recall that a/b to decimal is just a ÷ b, so 2/9 is just 2 ÷ 9.
check the picture below.
