PISA 2012 Released
Items
SAUCE
Question 2: SAUCE
PM924Q02 – 0 1 9
You are making your own dressing for a salad.
Here is a recipe for 100 millilitres (mL) of dressing.
Salad oil:
60 mL
Vinegar:
30 mL
Soy sauce:
10 mL
How many millilitres (mL) of salad oil do you need to make 150 mL of this dressing?
Answer: ……………….. mL
Translation Note: In this unit please retain metric units throughout.
SAUCE SCORING 2
QUESTION INTENT:
Description: Apply ratio concept in daily life situation to calculate the
amount of
one ingredient required in
a recipe
Mathematical content area: Quantity
Context: Personal
Process: Formulate
Full Credit
Code 1: 90
•
60 + 30
No Credit
Code 0: Other responses.
•
1.5
times more
Code 9: Missing.
PISA 2012 Released Items
FERRIS
WHEEL
A giant Ferris wheel is on the bank of a river. See the picture and diagram below.
The Ferris wheel has an external diameter of 140 metres and its highest point is 150
metres above the bed of the river. It rotates in the direction shown by the arrows.
