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Information and IdeasMediumReading a table of a bus route's punctuality by hour

Information and Ideas practice question

Buses on route 5 arriving on time, by hour Hour | Buses | On time 7 to 8 am | 12 | 6 10 to 11 am | 12 | 11 5 to 6 pm | 12 | 5 A passenger notes that punctuality is worst at the busiest times: ____

Which choice most effectively uses data from the table to complete the statement?

  1. A. only 6 of 12 buses were on time between 7 and 8 am, and 5 of 12 between 5 and 6 pm, against 11 of 12 mid-morning.Correct
  2. B. 12 buses run in each hour.
  3. C. 11 of 12 buses were on time between 10 and 11 am.
  4. D. 6 buses were on time between 7 and 8 am.

Answer: A. only 6 of 12 buses were on time between 7 and 8 am, and 5 of 12 between 5 and 6 pm, against 11 of 12 mid-morning.

Rush hours low, mid-morning high.

Why the other answers are wrong

B. 12 buses run in each hour.
Equal counts, no comparison.
C. 11 of 12 buses were on time between 10 and 11 am.
The good hour alone.
D. 6 buses were on time between 7 and 8 am.
One hour alone.

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