YEAR 9 COMPETITION

Simplify 4+ 3(7+4 X 2)-100

• -81

• -51

• -30

• 54

Which of the following fractions is equivalent to 3/5

• 4/18

• 12/20

• 9/27

• 10/12

Find the H.C.F of 54, 36 and 72.

• 6

• 8

• 9

• 18

A candidate scored 32 marks out of 80, find his percentage score.

• 20%

• 32%

• 40%

• 48%

2. A collection of books consist of 6 maths books and 4 English books. What is the probability of     Selecting a maths book?

• 1/2

• 3/5

• 2/3

• 3/4

If the probability of passing on the exam is 0.7. What is the probability of NOT passing (or failing) the exam

• A. 3/10

• 1/2

• 7/10

• 4/5

A bag consists of 4 red balls, 8 green, 9 yellow, and 3 blue balls. What is the probability of picking a yellow ball?

• 3/8

• 1/2

• 5/8

• 3/4

A die has six faces numbered 1 to 6. On a single roll of the die, find the probability of getting a 6

• 3/5

• 1/6

• 2/3

• 1/4

A coin is tossed 18 times. It lands on heads 12 times. What is the experimental probability of the coin landing on tails? reduce the fraction!

• 2/3

• 1/3

• 2/5

• 1/5

What are the secondary sources of data collection?

• Interview session with the sample

• Data collect from an experiment

• Any data gained from a survey or questionnaires

• Publications, government documents, brochures, newsletters, annual reports