PISA 2012 Released
Items
Question 2: HELEN THE CYCLIST
PM957Q02
Helen rode 6 km to her aunt’s house. Her speedometer showed that she had
averaged 18 km/h for the whole trip.
Which one of the following statements is correct?
A. It took Helen 20 minutes to get to her aunt’s house.
B. It took Helen 30 minutes to get to her aunt’s house.
C. It took Helen 3 hours to get to her aunt’s house.
D. It is not possible to tell how long it took Helen to get to her aunt’s house.
HELEN THE CYCLIST SCORING 2
QUESTION INTENT:
Description: Calculate time travelled given
average speed and distance
travelled
Mathematical content area: Change
and relationships
Context: Personal
Process: Employ
Full Credit
Code 1: A. It took Helen 20 minutes to get to her aunt’s house.
No Credit
Code 0: Other responses.
Code 9: Missing.
PISA 2012 Released Items
Question 3: HELEN THE CYCLIST
PM957Q03 – 0 1 9
Helen rode her bike from home to the river, which is 4 km away. It took her 9
minutes. She rode home using a shorter route of 3 km. This only took her 6 minutes.
What was Helen’s average speed, in km/h, for the trip to the river and back?
Average speed for the trip: .................... km/h
HELEN THE CYCLIST SCORING 3
QUESTION INTENT:
Description: Calculate average speed over two
trips given two distances
travelled
and the times taken
Mathematical content area: Change and relationships
Context: Personal
Process: Employ
