CaribQuiz - Mathematics
Mathematics
1. Question

The table shows the distribution of the ages of 25 students.

What is the probability that a student chosen at random is AT LEAST 13 years old?

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2. Question


The shaded area in the Venn diagram above represents

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3. Question

The expression a2 + b2 is equivalent to

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4. Question

If US$1.00 is equivalent to EC$2.68, how much in US$ would one get for EC$100?

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5. Question


In the Venn diagram above, the shaded portion represents

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6. Question

What is the simple interest earned on $10 000 invested for 3 months at a rate of 5% per annum?

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7. Question

The water authority charges $20.00 per month for the meter rent, $2.00 for the first 1 000 litres and $0.20 for each additional 100 litres. What is the total bill for 2400 litres used in one month?

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8. Question

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

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9. 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?

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10. Question


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

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11. 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?

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12. Question

The decimal equivalent of 7/8 is

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13. Question

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

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14. Question


In the circle above, the circumference is 10 cm. The length of the arc AB, in centimetres, is

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15. Question

A shopkeeper buys 24 CD players for a wholesale price of $1800. At what price per CD player must she sell to make a profit of 10% on her cost?

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16. Question


In the figure above, the shaded portion represents

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17. Question


In the figure above, AB || CD and ∠BAD = 32° . ∠APC =

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18. Question

If x = 23 × 52 =, then x4 =

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19. Question

$x is divided among three boys, Romon, Deven and Adam, in the ratio 2 : 3 : 7, respectively. If Adam gets $28, what is the value of x ?

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20. Question

After a 5% discount, an article is sold for $475. The price before the discount was

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21. Question

0.0039 × 10-2 in scientific notation is

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22. 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?

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23. Question


The area of the trapezium ABCD above is

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24. Question

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

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25. Question

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

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26. Question

The mean of ten numbers is 58. If one of the numbers is 40, what is the mean of the other nine?

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27. 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

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28. 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?

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29. Question

The exterior angles and the interior angles of a polygon are equal. How many sides does the polygon have?

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30. Question

The number 2549 written to 2 significant figures is

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31. Question

A shopkeeper buys 48 radios for a wholesale price of $7200. At what price per radio must he sell to make a profit of 15% on his cost?

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32. Question

After a 10% discount, an article is sold for $360. The price before the discount was

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33. 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?

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34. Question


In the figure above, the shaded portion represents

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35. Question

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

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36. Question

3 4/5 expressed as a decimal is

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37. Question

In coordinate geometry, the equation of the x-axis is

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38. Question

The expansion of (x - 2)2 is

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39. Question

This question refers to the triangle PQR in which angle QPR = 90°, PR = 12 cm and PQ = 5 cm.

The length of QR, in cm, is

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40. Question

How many subsets does the set {a, b, c, d, e} have?

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40 Question
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