601 P5.DA.JM.17083189
Level 3
Chris runs 100 metres for 5 times. The average time taken for his first three runs is 14.5 seconds. He aims to have an average timing of 12.8 seconds for his five runs.
  1. What is the average time he needs to take for his 4th and 5th run in order to achieve his aim?
  2. If he runs 3 seconds faster in one of the five runs, what would be his average time for the five runs?
5 m
Average 2 Averages Duration D Multiplication More than or less than
602 P4.FR.JM.17101639
Level 3
310 of the members in the judo class are foreigners. The rest are Singaporeans. There are 56 more Singaporeans than foreigners. How many foreigners are there in the judo class?
4 m
Fraction to units More than or less than Fraction to units Units method
603 P4.FR.JM.17101736
Level 3
112 of the fruits in a shop are mangosteens. 16 of the fruits are lemons. 14 of the fruits are apples and the rest are grapefruits. There are 48 more grapefruits than apples. What is the total number of fruits in the shop?
4 m
F Addition & subtraction Fraction to units More than or less than Units method
604 P4.FR.JM.17101652
Level 3
Jamie baked some pies. 12 of them were chicken pies. 38 of them were beef pies and the rest were mushroom pies. She baked 14 more beef pies than mushroom pies. How many pies did she bake altogether?
4 m
F Addition & subtraction Fraction to units Model Part-whole More than or less than Units method
605 P5.WN.JC.17083289
Level 3
At first, there were 410 more men than women at an exhibition. At lunch time, a total of 250 men and women left the exhibition. There were as many men as women who left the exhibition. In the end, there were 3 times as many men as women who remained behind. How many men were at the exhibition at first?
4 m
More than or less than Times as many Unchanged difference Units table
606 P5.WN.NK.23021739
Level 3
In a class of 21, a bag of lollipops were shared equally. 14 of the students gave up their share to be shared equally amongst the rest. As a result, the remaining students received extra 4 lollipops each. How many lollipops were there in the bag at first?
4 m
More than or less than Equal stage Redistribute
607 P3.WN.JM.17110703
Level 2
I am thinking of a number. The number is smaller than 40. It can be found in both the multiplication tables of 6 and 8. What number am I thinking of?
2 m
Common multiples More than or less than
608 P5.WN.NK.22122902
Level 3
Andrew had a number of oranges. He could pack all his oranges equally into 25 boxes. If he packed 3 fewer oranges in each box, he would be able to pack all his oranges equally into 30 boxes. How many oranges did Andrew have altogether?
4 m
Redistribute More than or less than Number x value Units equations Units table
609 P5.FR.NK.22123008
Level 3
Nick, Warren and Paul bought some biscuits. After Nick ate 25 of his biscuits, Warren ate 34 of his biscuits and Paul ate 12 biscuits, each of them had the same number of biscuits left. Nick had 63 less biscuits than Warren at first.
  1. How many biscuits did Nick have at first?
  2. How many biscuits did the 3 of them buy altogether?
4 m
Fraction to units Equal stage after More than or less than All change Units table
610 P5.WN.NK.22122022
Level 3
In a seminar room, chairs were arranged in rows of 12. During a workshop, 32 chairs were added to accommodate the number of people. The chairs were rearranged to form rows of 11. As a result, there were 7 more rows.
  1. How many chairs were there in the extra 7 rows?
  2. How many chairs were there in the seminar rom in the end?
4 m
Redistribute More than or less than Number x value Units equations Units table

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