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  1. QID Madeline uses 25 litres of water and 15 litres of lemon juice to make lemonade. What percentage of the lemonade is the lemon juice?





  2. QID The number of students in a day care centre increased from 120 in February to 276 in May. By what percentage was the enrolment increased?





  3. QID The area of the shaded part of the triangle below is __________ cm2.





  4. QID How much does 0.8 kg of sweets cost?





  5. QID Which of the following are nets of a cube?





  6. QID The figure is made up of 25 squares of side 2 cm. What fraction of the figure is unshaded?





  7. QID If 2 packets of flour and 1 packet of sugar weigh 5.5 kg, what is the mass of 6 packets of flour and 3 packets of sugar?





  8. QID Three pupils, A, B and C, worked together to paint a mural. If the painting was done by Pupil A only, the time needed to complete the task is 6 hours. If the painting was done by Pupil B only, the time needed for completion is 8 hours. If the painting was done by Pupil C only, the time needed is 12 hours. What is the total time taken for the three pupils to complete the mural altogether? (Leave your answer in its simplest form)





  9. QID The amount of water in the cylinder is _________ ml.





  10. QID A wooden crate with 5 watermelons has a mass of 5.4 kg. The average mass of the five watermelons is 0.92kg. What is the mass of the wooden crate?





  11. QID A survey was conducted on a certain number of children on the books they like to read the most. The table below shows their responses. Study the table carefully and answer the question that follows.

    Title of books

    No. of children

    Harry Porter, Sorcerer and the Stone

    36

    Lord of the Rings, The Twin Temples

    48

    Star Wars, The Return of Yoda

    72

    Shrek 3

    40


    What fraction of the children like to read Shrek 3?





  12. QID A retailer bought a DVD player for $120. He marked it at 25% higher than what he had paid for. He sold the DVD player at $12 less than the marked price. At what price did he sell the DVD player?





  13. QID There are 36 girls in a class. In how many ways can a teacher divide the class such that there is an equal number of girls in each group if there is more than one group and fewer than 36 groups?





  14. QID In the figure below, not drawn to scale, PRT is a triangle and QS is a straight line. `/_ PTR = 75°` and `/_ SQP = 125°` and PT // QS. Find `/_ PRT` .





  15. QID What is the maximum number of 4 cm cubes that can be packed into a rectangular box measuring 18 cm by 13 cm by 4 cm?





  16. QID The sales proceeds collected by 5 stalls were recorded in the table below.

    Stall

    A

    B

    C

    D

    E

    Sales proceeds

    $ 1208

    Not recorded

    $2 500

    $1 880

    ?


    The average sale proceeds from stalls B and c was $3 568. How much did stall E collect if the average collection for the 5 stalls was $2 950?





  17. QID There were 324 envelopes in a box. The numbers of red, blue and yellow envelopes were in the ratio 4 : 3 : 2 respectively.
    Later, Pauline put a total of 173 red, blue and yellow enveloped into the box. As a result, the number of red envelopes increased by 25% and the number of blue envelopes increased by 100%.
    What was the percentage increase in the number of yellow envelopes?
    (Round off your answer to the nearest whole number)





  18. QID The difference between 2 numbers is 8. The average of the two numbers is 37. What is the bigger number?





  19. QID A square cardbox has an area of `121 cm^2`. Find the ratio of its side to its perimeter.





  20. QID The net of a cube is shown below. Which is the face that is directly opposite F?





  21. QID The figure below is a right-angled triangle. Find `/_ DAC` .





  22. QID Mr Chin shared $130 among his three children. The first child received $m and the second child received $30 more than the first child. How much money did the third child receive?





  23. QID Mr Lee left Town X in a van at 8.30 a.m. and travelled at a constant speed of 50 km/h. Three hours later, Mr Wee took the same route by car and travelled at a constant speed. After travelling 300 km, Mr Wee caught up with Mr Lee.
    (a) What is Mr Wee's speed?
    (b) How far apart would they be at 1.30 p.m.?





  24. QID Joanna was 2p years old 3 years ago. If her brother is 10 years older than her, what will be their total age in 7 years' time?





  25. QID The ratio of the number of twenty-cent coins to the number of fifty-cent coins in a box was 4 : 3. Six fifty-cent coins were taken out and exchanged for twenty-cent coins. These new twenty-cent coins were then put back into the box. The ratio of the number of twenty-cent coins to the number of fifty-cent coins became 13 :4. How many twenty-cent coins were there in the box at first?





  26. QID In the figure not drawn to scale, LMOP is a rhombus and PON is a straight line. Find `/_ LOP` .





  27. QID The graph below shows the number of tourists who visited the esplanade from January to June. What was the average number of tourists who visited the Esplanade during the 6 months?






  28. QID Crate P and Crate Q contain pears and apples. Crate P had 16 fewer fruits than Crate W. `5/8` of the fruits in Crate Q are apples. The remaining 24 fruits in Crate Q are pears. How many fruits are there altogether in Crate P and Crate Q?





  29. QID 45 879 = 40 000 + __________ + 9





  30. QID Peter has an object weighing 1.6 kg. The object is mostly to be a/an __________.






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