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EASY ROUND: What is the cardinality for the set of all prime numbers less than 20?

• 5

• 6

• 7

• 8

• 25

• -25

• 10

• -10

EASY ROUND: Translate "Four less than thrice the square of z" to a mathematical expression.

• 10 and 11

• 12 and 13

• 13 and 14

• 155 and 157

EASY ROUND: Which of the following is considered as polynomial?

• 2

• 3

• 5

• 0

• 25

• 24

• 23

• 22

EASY ROUND: The following scores are in ascending order: 17; 19; 26; 29; 33 and 35. Find the median.

• 26

• 29

• 26.5

• 27.5

• 12 sides

• 13 sides

• 14 sides

• 15 sides