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List all the common factors of two integers

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Measurement Questions Length

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Simple Speed Question: Determine the speed distance and time

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Mental Sum Practice 1

Mental Sum Practice 2

Mental Sum Practice 3

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P5 Fractions I

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Excess and Shortage

Revision I

Fractions II

Working Backward

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Factors and Multiples I

Whole Numbers

Fractions I

Method of Assumption

Term Revision I

Patterns P4

Interval Problems

Question 1 of 21

Which one of the following numbers when rounded off to the nearest ten is 5000?

4990

4994

5004

5005

None of the above

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123 exercise books, 205 pencils and 82 erasers are distributed to a class. Each student gets the same number of each item.
(a) How many students are there in the class?
(b) How many of each item does each student get?

(a) 39
(b) Exercise books: 1
Pencils: 3
Erasers: 1

(a) 41
(b) Exercise books: 3
Pencils: 5
Erasers: 2

(a) 43
(b) Exercise books: 5
Pencils: 7
Erasers: 3

(a) 45
(b) Exercise books: 7
Pencils: 9
Erasers: 4

None of the above

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(a) 41
(b) Exercise books: 3
Pencils: 5
Erasers: 2

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Which one of the following pairs of numbers is the common factors of 18 and 50?

1 and 2

1 and 5

1 and 6

2 and 3

None of the above

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1 and 2

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For every 120 curry puff Muthu bakes, Lashmi bakes 200. How many curry puffs did Muthu bake if both of them baked 1600 curry puffs altogether?

500

550

600

650

None of the above

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120 + 200 = 320
1600 $\div$ 320 = 5
120 $\times$ 5 = 600

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600

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120 + 200 = 320
1600 $\div$ 320 = 5
120 $\times$ 5 = 600

96 apples and 72 oranges are to be repacked into smaller bags. Each bag consists of the same number of apples and oranges.
(a) How many bags are there?
(b) How many apples and oranges are there in each bag?

(a) There are 20 bags.
(b) 2 Apples
1 Oranges

(a) There are 22 bags.
(b) 3 Apples
2 Oranges

(a) There are 24 bags.
(b) 4 Apples
3 Oranges

(a) There are 26 bags.
(b) 5 Apples
4 Oranges

None of the above

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(a) There are 24 bags.
(b) 4 Apples
3 Oranges

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Cecilia goes to the park every 3 days. May goes to the park every 5 days. If they met on 8$^{th}$ January, which day will they meet again?

17$^{th}$

18$^{th}$

20$^{th}$

23$^{rd}$

None of the above

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23$^{rd}$

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Evaluate 1-2+3-4+$\cdots$+9-10+11.

None of the above

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Mr Leong washes his car every 7 days. He wipes his bicycle every 3 days. He did both types of cleaning on 2nd January. When will be the next date he has to do both types of cleaning again?

17$^{th}$

20$^{th}$

23$^{rd}$

26$^{th}$

None of the above

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23$^{rd}$

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A buffet costs \$22 per person. For every party of 4, the 5$^{th}$ person only pays half the price of the usual price. How much would a party of 22 pay?

\$420

\$440

\$460

\$480

None of the above

Sorry. Please check the correct answer below.

5 $\longrightarrow$ $22 \times 4 + 11 =$
$88 + 11 = 99$
$22 \div 5 = 4R2$
$44 \times 99 + 22 \times 2 = 396 + 44 = 440$

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\$440

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5 $\longrightarrow$ $22 \times 4 + 11 =$
$88 + 11 = 99$
$22 \div 5 = 4R2$
$44 \times 99 + 22 \times 2 = 396 + 44 = 440$

What is the greatest possible whole number that when rounded off to the nearest ten is 15200?

15202

15204

15206

15208

None of the above

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15204

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A shop sells wire at \$3 per meter. For every 3m of wire bought, 1m is given free. What is the minimum price Isaac has to pay if he wants to buy 26m of wire?

\$47

\$49

\$51

\$53

None of the above

Sorry. Please check the correct answer below.

4m $\longrightarrow$ 3 $\times$ 3 = 9
26m $\div$ 4m $\longrightarrow$ 5R2
5 $\times$ 9 = 45
45 + 6 = 51

View Correct Answer

\$51

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4m $\longrightarrow$ 3 $\times$ 3 = 9
26m $\div$ 4m $\longrightarrow$ 5R2
5 $\times$ 9 = 45
45 + 6 = 51

For every 8 pineapple tarts that Mrs Lim bakes, Mrs Chan bakes 16. How many pineapple tarts did Mrs Chan bake if they baked 168 pineapple tarts altogether?

112

114

116

118

None of the above

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8 + 16 = 24
168 $\div$ 24 = 7
16 $\times$ 7 = 112

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112

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8 + 16 = 24
168 $\div$ 24 = 7
16 $\times$ 7 = 112

List the factors of 123

1, 2, 36, 123

1, 2, 41, 123

1, 3, 36, 123

1, 3, 41, 123

None of the above

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1 $\times$ 123
3 $\times$ 41
Factor of 123: 1, 3, 41, 123

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1, 3, 41, 123

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1 $\times$ 123
3 $\times$ 41
Factor of 123: 1, 3, 41, 123

Evaluate 2+5+8+$\cdots$+29+32+35.

222

224

226

228

None of the above

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$\frac{12}{2}\times(35 + 2) = 6 \times37 = 222$

View Correct Answer

222

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$\frac{12}{2}\times(35 + 2) = 6 \times37 = 222$

Evaluate 1+2+3+$\cdots$+98+99+100.

5020

5030

5040

5050

None of the above

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$\frac{100}{2}$ $\times$ 101 = 5050

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5050

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$\frac{100}{2}$ $\times$ 101 = 5050

For every muffin Michelle sells, she earns \$2. She receives an additional \$5 for every 8 muffins sold.
(a) How much money will Michelle receive if she sells 24 muffins?
(b) How much money will she receive if she sells 30 muffins?

(a) \$63
(b) \$75

(a) \$65
(b) \$77

(a) \$67
(b) \$79

(a) \$69
(b) \$81

None of the above

Sorry. Please check the correct answer below.

8 muffins $\longrightarrow$ 8 $\times$ \$2 + \$5
\$16 + \$5 = \$21
(a) 24 muffins $\longrightarrow$ 24 $\div$ 8 = 3
3 $\times$ \$21 = \$63
(b) 30 muffins $\longrightarrow$ 30 $\div$ 8 = 3R6
63 + 12 = \$75

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(a) \$63
(b) \$75

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Which of the following numbers when rounded off to the nearest hundred is 34500?

34964

34565

34555

34490

None of the above

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34490

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For every 8 apples that Soo has, Ethan has 4 more than her. If there were 180 apples altogether, how many apples does Soo have?

None of the above

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8 + 12 = 20
180 $\div$ 20 = 9
9 $\times$ 8 = 72

View Correct Answer

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8 + 12 = 20
180 $\div$ 20 = 9
9 $\times$ 8 = 72

Evan has 150 gold coins, 180 silver coins and 420 platinum coins. He wants to place all the coins in stacks so that each stack has the same number of coins.
(a) How many stacks of coins can he make?
(b) How many coins made of gold, silver and platinum are there in each stack?

(a) He can make 5 stacks of coins.
(b) Gold: 40 Silver: 50 Platinum: 100

(a) He can make 10 stacks of coins.
(b) Gold: 50 Silver: 60 Platinum: 120

(a) He can make 15 stacks of coins.
(b) Gold: 60 Silver: 70 Platinum: 140

(a) He can make 20 stacks of coins.
(b) Gold: 70 Silver: 80 Platinum: 160

None of the above

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(a) He can make 10 stacks of coins.
(b) Gold: 50 Silver: 60 Platinum: 120

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For every \$23 Isabella spent, Eunice spent \$6 more. If Eunice spent \$36 more than Isabella, how much did Isabella spend?

\$136

\$138

\$140

\$142

None of the above

Sorry. Please check the correct answer below.

\$36 $\div$ \$6 = 6
\$23 $\times$ \$6 = \$138

View Correct Answer

\$138

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\$36 $\div$ \$6 = 6
\$23 $\times$ \$6 = \$138

5. A group of students bought tickets to the zoo. A ticket cost \$9. For every 8 students, the 8$^{th}$ one gets a free ticket. If they paid \$171 altogether, what is the minimum possible number of students in the group?

None of the above

Sorry. Please check the correct answer below.

8 students $\longrightarrow$ 9 $\times$ \$7 = 63
2 set of tickets bought $\longrightarrow$ 63 $\times$ 2 = 126
171 $\div$ 126 = 45
45 $\div$ 9 = 5
Maximum number of students $\longrightarrow$ 8 $\times$ 2 + 5 = 16 + 5 = 21

View Correct Answer

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