Carib Quiz - Mathematics
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Mathematics
1. Question

Three lights flash at intervals of 2, 6 and 14 seconds respectively. They are started together. How soon after will they next flash together again?

2. Question

The marked price of a stove was $520. A worker bought the stove on hire-purchase by making a down payment of $100, and twelve monthly payments of $40 each.
How much could she have saved if she had bought the stove for the marked price?

3. Question

If U = {1, 2, 3, . . . 10 } and S = { 4, 5, 6, 7, 8 }, then S ' =

4. Question

If x is an odd number, which of the following is also odd?

5. Question

6. Question


The area of the trapezium ABCD above is

7. Question

8. Question

The expansion of (x - 2)2 is

9. Question

If x = 2 and y = -1, then 3x - 5y / xy2

10. Question

If U = {1, 2, 3, . . . 10 } and S = { 2, 4, 6, 8, 10 }, then S ' =

11. Question

Which of the following is a subset of {b, c, d}?

12. Question

A man's regular pay is $3 per hour up to 40 hours. Overtime is twice the payment for regular time. If he was paid $168, how many hours overtime did he work?

13. Question

If x = 32 × 23, then x4 =

14. Question

-7 - (-3) =

15. Question

In a box, there are 3 white, 4 red and 2 blue marbles. What is the probability that a marble taken at random is NOT blue?

16. Question

Which of the following is the Highest Common Factor of 18, 24 and 36?

17. Question

Which of the following words BEST describes a triangle with all its sides equal?

18. Question

In a school of 910 pupils, 2/5 are girls and 2/7 of the girls play netball. How many girls play netball?

19. Question


In the figure above, for which point is the x-coordinate positive and the y-coordinate negative?

20. Question

What is the value of u in the sequence 2 , 7 , 14 , 23 , 34 , u ?

21. Question

A circular hole with diameter 6 cm is cut out of a circular piece of card with a diameter of 12 cm. The area of the remaining card, in cm2 , is

22. Question

The water authority charges $10.00 per month for the meter rent, $2.50 for the first 1 000 litres and $0.10 for each additional 100 litres. What is the total bill for 2 500 litres used in one month?

23. Question

Given ƒ : x -> 3x - 1, and g : x -> x2, then ƒg(-2) =

24. Question

The interest rate on investments in a bank increased from 5 per cent per annum to 6 1/2 per cent per annum. The difference in annual interest on a deposit of $4000 is

25. Question

Which of the relations represented below are functions?

26. Question

A circular hole with diameter 4 cm is cut out of a circular piece of card with a diameter of 16 cm. The area of the remaining card, in cm2 , is

27. Question

A man bought a shirt at a sale. He saves $30 on the normal price when he paid $120 for the shirt. What was the percentage discount on the shirt?

28. Question


In the circle above, the circumference is 20 cm. The length of the arc AB, in centimetres, is

29. Question

8x - 4(x - 5) =

30. Question

A square has the same area as a rectangle with sides of length 9 centimetres and 16 centimetres. What is the length of the square?

31. Question

If US$1.00 is equivalent to J$120.00, how much in US$ would one get for J$9600?

32. Question

The Item refer to the information below The following scores were obtained by eleven footballers in a goal-shoot competition:

The median score was

33. Question

The number 32747 written to 4 significant figures is

34. Question

How many grams are in 2.5 kilograms?

35. Question

The decimal equivalent of 3/8 is

36. Question

How many grams are in 2 kilograms?

37. Question

A rectangular tank is 100 cm long, 30 cm wide and 12 cm deep. The volume of liquid it will hold is

38. Question

How much simple interest is due on a loan of $240 for two years if the annual rate of interest is 4 per cent?

39. Question

3 4/5 expressed as a decimal is

40. Question

2(5 - x) - 3(x - 6) =

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