PISA Day 5- Mathematics Post Test

The illustrations below show different: "basic” models as viewed from the back. Only one of these illustrations matches the model above chosen by George. Which model did George choose? Circle A, B C or D.

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The door makes 4 complete rotations in a minute. There is room for a maximum of two people in each of the three door sectors. What is the maximum number of people that can be enter the building through the door in 30 minutes?

• 60

• 180

• 240

• 720

During the following weeks, Ivan deletes some photos and music but also adds new files of photos and music. The new disk status is shown in the table. His brother gives him a new memory stick with a capcity of 2GB (200MB). Which is totally empty. Ivan transfers the content of his old memory stick onto the new one. Which is one of the following graphs represents the new memory stick disks status?

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By deleting the most two music albums is it possible for Ivan to have enough space on his memory stick to add the photo album?

• Yes

• No

The two plans below show the dimensions, in metres, of the garage George choose. The roof is made up of two identical rectangular sections. Calculate the total area of the roof.

• 32.28
• 33.28

• 34.28

• 35.28

What is the size in degrees of the angle formed by two door wings?

Size of the angle………………………………………………………………………………………………..

• 120
• 220

• 320

• 420

What is the maximum arc length in centimeters (cm) that each door opening can have , so that air never flows freely between the entrance and the exit?

Maximum arc length ………………… cm

• 103 to 105
• 100 to 200

• 108 to 200

• 100 to 102

Below are three statements about the daily production of Electric Company, Are the statements correct?

• Yes, No, No

• No, No, Yes

• No, No, No

• Yes, Yes, Yes

Decide whether the tester’s claim is correct. Give a mathematical argument to support your answer

Which of the two companies, Electrix Company or Tronics Company, has the lower overall percentage of faulty players?

• Electrix Company
• Tronics Company