21 P4.PA.JM.17092432
Level 3
In a room with a certain number of people, each person shook hands with the rest of the people only once. The total number of handshakes is 78. How many people are there in the room?
3 m
Sum of consecutive W 4 operations
22 P4.PA.JM.17092422
Level 3
The pattern shows how some candles are arranged. How many candles are there in Figure 10?
3 m
Sum of consecutive W 4 operations
23 P4.PA.JM.17092434
Level 3
The figure shows the first 3 triangular patterns which are formed with circles. How many circles are needed to form the 7th triangular pattern?
3 m
Sum of consecutive W 4 operations Table
24 P4.PA.JM.17092416
Level 2
Matchsticks are used to form each figure. Find out the number of matchsticks needed to form Figure 6.
3 m
Times sum of consecutive W 4 operations
25 P4.WN.JM.17102181
Level 2
What is the value of Q?
2 m
W 4 operations
26 P4.WN.JM.17102184
Level 2
Terry has to climb 14 steps to get from one storey to the next. How many steps does she have to climb to get from the third storey to the tenth storey?
2 m
W 4 operations
27 P4.WN.JC.18012101
Level 2
Mr Lee bought some pens for his class of 40 pupils. 15 pupils received a total of 60 pens while the rest of the pupils received 3 pens each. How many pens did Mr Lee buy?
2 m
W 4 operations
28 P4.WN.JM.17102182
Level 2
Kumar paid $57 for some cupcakes. Each cupcake cost $3. He gave 5 cupcakes to his brother. How many cupcakes had Kumar left?
2 m
W 4 operations Money
29 P4.WN.JM.17102186
Level 2
Last weekend, Mr Tan, his wife, his 10 year-old daughter and 13 year-old son visited an exhibition. The admission fees are as follows:
Adult (above 12) $8
Child $5
How much did the Tan family pay altogether?
2 m
W 4 operations Money
30 P4.WN.PR.17100374
Level 2
In the training, Martin took 3 min 48 s to complete the 1st lap and 16 s longer to complete the 2nd lap. What was the total time Martin had taken to complete the two laps in the training? (Leave your answer in min and s)
2 m
W 4 operations Time Duration Model Comparison
31 P4.WN.PR.17100373
Level 2
The table shows the time taken by 5 girls to fold a paper rose. What is the total time taken by the 5 girls? Write the answer in minutes and seconds.
2 m
W 4 operations Duration Table
32 P4.WN.JM.17102212
Level 1
Divide 4659 by 15 and subtract the remainder from 100000. The answer is ___.
2 m
W 4 operations W Remainder
33 P4.WN.JM.17102213
Level 1
The sum of 45924 and 79877 when divided by 8 gives a remainder of ___.
2 m
W 4 operations W Remainder
34 P4.WN.JM.17102215
Level 2
Michael has 168 sweets. He puts 20 sweets in each bag, except the last bag which has fewer than 20 sweets. How many more sweets does Michael need so that he has exactly 20 sweets in each bag?
2 m
W 4 operations W Remainder
35 P4.WN.JM.17102312
Level 2
There are some cars and 24 motorcycles. If there are 148 wheels in all, how many cars are there?
2 m
W 4 operations
36 P4.WN.JM.17102126
Level 1
123 x 100 - 35 x 100 = ___ x 100
2 m
W 4 operations Distributive law of multiplication
37 P4.WN.JM.17102127
Level 1
12 x 17 = 3 x 17 + __ x 17
2 m
W 4 operations Distributive law of multiplication
38 P4.WN.JM.17102128
Level 1
12 x 17 = 20 x 17 - __ x 17
2 m
W 4 operations Distributive law of multiplication
39 P4.ME.NK.22112907
Level 3
Alex is preparing for a weightlifting competition. To qualify for the final, he needs to be able to lift at least 322 kg. Alex is able to lift 88 kg comfortably now. Each month, he is able to increase the mass he lifts by 6 kg. How long must Alex train to qualify for the final? Give your answer in years and months. (Eg 2 years 3 months)
3 m
Mass Duration Unit conversion W 4 operations
40 P4.WN.JM.17102129
Level 1
34 x 12 + 12 x 4 = 12 x 6 + ___ x 12
2 m
W 4 operations Distributive law of multiplication

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