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Pisa 2012 Released Items memory stickBog'liq PISA 2012 items for release ENGLISHTranslation Note: “
© by skysails”:
Do not adapt
skysails as this is a registered label.
Question 1: SAILING SHIPS
PM923Q01
One advantage of using a kite sail is that it flies at a height of 150 m. There, the wind
speed is approximately 25% higher than down on the deck of the ship.
At what approximate speed does the wind blow into a kite sail when a wind speed of
24 km/h is measured on the deck of the ship?
A. 6 km/h
B. 18 km/h
C. 25 km/h
D. 30 km/h
E. 49 km/h
Translation Note: In this unit please retain metric units throughout.
SAILING SHIPS SCORING 1
QUESTION INTENT:
Description: Apply calculation of percentage within a given real world situation
Mathematical content area: Quantity
Context: Scientific
Process: Employ
Full Credit
Code 1: D. 30 km/h
No Credit
Code 0: Other responses.
Code 9: Missing.
© by skysails
PISA 2012 Released Items
Question 3: SAILING SHIPS
PM923Q03
Approximately what is the length of
the rope for the kite sail, in order to
pull the ship at an angle of 45° and
be at a vertical height of 150 m, as
shown in the diagram opposite?
A. 173 m
B. 212 m
C. 285 m
D. 300 m
SAILING SHIPS SCORING 3
QUESTION INTENT:
Description: Use Pythagorean Theorem within a real geometric context
Mathematical content area: Space and shape
Context: Scientific
Process: Employ
Full Credit
Code 1: B. 212 m
No Credit
Code 0: Other responses.
Code 9: Missing.
Note: Drawing not to scale.
© by skysails
45º
90º
150 m
Rope
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