2012 Primary 3 Mathematics End Year Examination 6

Section A

For each of the following questions, four options are given. Choose the correct option (1, 2, 3, or 4).

1.

Express 9 thousands and 57 ones in numerals.

1. 9507
2. 9057
3. 9570
4. 9750

2.

Thomas bought 216 candies. He shared the candies equally with 3 of his friends. How many candies would each of them have?

1. 54
2. 72
3. 648
4. 864

3.

Nicole's tuition class started at 11 o'clock in the morning. It lasted for 90 minutes. What time did her tuition class end?

1. 11.90 a.m.
2. 12.30 a.m.
3. 12.30 p.m.
4. 1.30 p.m.

4.

Oranges are sold at 5 for $2. How many oranges can I buy with $30?

1. 12
2. 15
3. 75
4. 150

5.

Sumei shaded ${\displaystyle \frac{2}{8}\mathrm{}}$ of a square. Which diagram below shows the square that Sumei has shaded?

1. 
2. 
3. 
4. 

6.

The length of a basketball court is 20 m. Its breadth is 12 m. John walked round the basketball court once. What was the total distance he walked?

1. 20 m
2. 32 m
3. 64 m
4. 240 m

7.

What is the missing number below?

4 + 8 + 4 + 8 + 4 + 8 = 4 x ____

1. 8
2. 9
3. 12
4. 36

8.

Mr. Jamal arranged 110 chairs into 5 equal rows. How many chairs were there in each row?

1. 20
2. 22
3. 55
4. 220

9.

The diagram below shows a balance. 3 apples are placed at one end of the balance while 1 apple and a block of wood with a mass of 378 g are placed on the other end of the balance. Find the mass of 1 apple.

1. 126 g
2. 189 g
3. 504 g
4. 756 g

10.

The missing number in the number pattern is ________.

10, 20, 40, 70, _____, 160, 220

1. 100
2. 110
3. 120
4. 140

Section B

Write your answer in the space provided. Give your answers in the units stated and in its simplest form whenever possible.

1.

What is 157 less than the sum of 792 and 859?

Answer: ________

2.

Fill in each box with the correct digit.

Answer: _____, _____

3.

How many times does the digit '3' appear in the numbers 1 to 34?

Answer: ________

4.

William had $12 more than Billy. After their mother gave each of them $8, both of them had $40 altogether. How much money did WIlliam have at first?

Answer: $________

5.

The figure below shows a number line. What is the value of A?

Answer: A = ________

6.

Which one of the lines in the figure below is perpendicular to line XY?

Answer: ________

7.

Alvin's weighing scale is faulty. The mass it shows is always 8 kg heavier. If the reading below shows Alvin's mass, what is Alvin's actual mass?

Answer: ________ kg

8.

The figure below shows a fish tank with a capacity of 240 ℓ. It is filled with 110 ℓ of water. How many pails of capacity 5 ℓ are needed to fill the fish tank to its brim?

Answer: ________

9.

${\displaystyle \frac{1}{4}+\frac{5}{12}=?}$

What is the missing fraction?

Answer: ________

10.

Based on the numbers below, what is the difference between the largest odd number and the smallest even number?

7924, 3897, 7938, 7893, 3982

Answer: ________

11.

Alan has some sweets. He gave ${\displaystyle \frac{1}{8}\mathrm{}}$ of the sweets to John and ${\displaystyle \frac{1}{4}\mathrm{}}$ of them to Jason. What fraction of the sweets had he left?

Answer: ________

12.

Figure A is a square piece of paper (not drawn to scale) with a perimeter of 56 cm. It is then folded into half. What is the area of the new figure B?

Answer: ________ cm²

13.

Mrs. Lee baked 9 cakes with 18 packets of flour. How many such cakes can she bake with 12 packets of flour?

Answer: ________

14.

Carol baked 6 948 biscuits. She packed an equal number of biscuits into each packet. The packets of biscuits were kept equally into 6 tins. In each tin, there were 3 packets of biscuits. How many biscuits were there in each packet?

Answer: ________

15.

Siti is three times as old as Ben. Maggie is 14 years younger than Siti. If Ben is 19 years old, how old is Maggie?

Answer: ________ years old

16.

Susie wanted to buy a pen that costs $1.60 and a correction tape that costs $2.50. On checking her wallet, she found that she was short of $0.60. How much money was in her wallet?

Answer: $________

17.

Isabelle started her Science project at 1.45 p.m. She needed 3 h 25 min to complete it. What time would she complete her Science project?

Answer: ________ p.m.

18.

The following graph shows the number of tourists visiting 3 places of interest on Sunday.

What is the total number of tourists who visited the Science Centre, Bird Park and the Zoo on Sunday?

Answer: ________

19.

The following graph shows the number of tourists visiting 3 places of interest on Sunday.

The ticket to the Bird Park costs $7 each. It costs $2 more than the ticket to the Zoo. How much money was collected from the sale of tickets to the Zoo on Sunday?

Answer: $________

20.

Find the perimeter of the figure below.

Answer: ________ cm

Section C

Write your answer in the answer space provided. Express your answers in the units stated and in its simplest form whenever possible.

1.

3056 pupils took part in a walkathon. 2178 of them were boys. How many more boys than girls took part in the walkathon?








Answer: ________

2.

Kathy has 105 fewer beads than Jane. Sally has 65 more beads than Jane. If Jane has 305 beads, how many beads do they have altogether?








Answer: ________

3.

Last year, Amy and Ben were of the same height. This year, Ben grew taller by 8 cm and Amy grew taller by 5 cm. If their total height is 253 cm, what was Amy's height last year?








Answer: ________

4.

Nancy is given some money to buy wallets for her friends. If she buys 3 wallets, she will have $6 left. If she wants to buy 5 wallets, she will be short of $8. How much money does Nancy have?








Answer: ________

5.

Jeffrey jogged two rounds around a square field. If the total distance covered was 1 km 800 m, find the distance of one side of the square field. (Give your answer in metres)








Answer: ________

6.

Grace baked some cakes and sold all of them at a funfair.
She sold twice as many chocolate cakes as butter cakes.
She sold three times as many butter cakes as cheese cakes.
How many chocolate cakes did Grace make if a total of 990 cakes were sold at the funfair?








Answer: ________

7.

Vanessa bought 4 similar rings and a necklace for $1248. The necklace cost $448 more than a ring.

a) Find the cost of each ring.








Answer: ________

b) Find the cost of the necklace.








Answer: ________

8.

Susan took 2 h 35 min to complete her homework.
Wilson took 55 min lesser time than Susan while Betty took 15 min longer than Wilson to complete her homework.

a) How long did Wilson take to complete his homework?








Answer: ________

b) How long did Betty and Susan take to complete their homework altogether?








Answer: ________

9.

The figure is made up of a square ABEF and a rectangle BCDE. If the area of the shaded part is 18 cm², find

a) the perimeter of the rectangle BCDE








Answer: ________

b) the area of the unshaded part of the figure








Answer: ________

10.

a) Find the value of the missing number:

Answer: ________

b) Observe the following pattern and find the missing number.

Answer: ________

Section A (Answers)

Answers

1.

B.

2.

A.

3.

C.

4.

C.

5.

D.

6.

C.

7.

B.

8.

B.

9.

B.

10.

B.

Section B (Answers)

Answers

1.

1494

2.

8, 6

3.

9

4.

$18

5.

${\displaystyle \frac{1}{2}\mathrm{}}$

6.

Line CD

7.

69 kg

8.

26 pails

9.

${\displaystyle \frac{2}{3}\mathrm{}}$

10.

3911

11.

${\displaystyle \frac{5}{8}\mathrm{}}$

12.

98 cm²

13.

6 cakes

14.

386 biscuits

15.

43

16.

$3.50

17.

5.10 p.m.

18.

260 tourists

19.

$600

20.

60 cm

Section C (Answers)

Answers

1.

1300 more boys

2.

875 beads

3.

120 cm

4.

$27

5.

225 m

6.

594

7.

a) $160

b) $608

8.

a) 1 h 40 min

b) 4 h 30 min

9.

a) 30cm²

b) 72 cm²

10.

a) 7

b) 2007