PISA 2012 Released
Items
HELEN THE CYCLIST
Helen has just got a new bike. It has a speedometer which sits on the handlebar.
The speedometer can tell Helen the distance she travels and
her average speed for
a trip.
Question 1: HELEN THE CYCLIST
PM957Q01
On one trip, Helen rode 4 km in the first 10 minutes and then 2 km in the next 5
minutes.
Which one of the following statements is correct?
A. Helen’s average speed was greater in the first 10 minutes than in the next 5
minutes.
B. Helen’s average speed was the same in the first 10 minutes and in the next 5
minutes.
C. Helen’s average speed was less in the first 10 minutes than in the next 5
minutes.
D. It is not possible to tell anything about Helen’s average
speed from the
information given.
Translation Note: Throughout this Unit please retain metric units.
HELEN THE CYCLIST SCORING 1
QUESTION INTENT:
Description: Compare average speeds given distances travelled
and times
taken
Mathematical content area: Change
and relationships
Context: Personal
Process: Employ
