411 P6.FR.TL.16010131
Level 3
Three girls, Isabelle, Zoe and Diana had a total of 1680 marbles. Some exchanges were made. First, Isabelle gave Zoe as many marbles as Zoe had. After that, Zoe gave 34 of whatever she had then to Diana. Finally, Diana gave 27 of whatever she had to Isabelle. As a result, they each had the same number of marbles. How many marbles did Isabelle have at first?
5 m
Fraction to units Equal stage after Unchanged total Working backwards Units table Units & parts & boxes Substitution
412 P6.AP.NK.21060423
Level 3 PSLE
The figure shows a table cloth. The outside edge of the mat is formed by 4 semicircles and 2 quarter circles, each of radius 14 cm.
  1. Find the perimeter of the mat.
  2. Find the area of the mat. Take π = 227.
5 m
Semicircle Quarter circle Composite figure perimeter Composite figure area
413 P6.AP.TL.17090852
Level 3
The rectangle is divided into four parts A, B, C and D. The ratio of Part A to Part B is 5 : 3 and the ratio of Part B to Part C is 2 : 1.
  1. Find the ratio of Part A to Part B to Part C.
  2. Given that Part D is 26 cm2 , find the area of the rectangle.
5 m
Rectangle Finding ratio Ratio to units Repeated identity Units table
414 P6.WN.JC.17010114
Level 1 PSLE
Cody packed 596 buttons into four cartons, labelled A, B, C and D. Carton A had the most number of buttons and Carton D had the least. The difference in the number of buttons between Carton A and the number of buttons in the other three cartons were 12, 36 and 64 respectively. How many buttons were there in Carton D?
2 m
W 4 operations Min-max More than or less than Units table
415 P6.WN.JC.17050704
Level 2
3 chairs and 3 tables cost $180. 2 similar chairs and 1 similar table cost $110. How much is a table?
2 m
W 4 operations Money Units & parts Elimination
416 P6.WN.JC.17032901
Level 2
Anna had 76 more marbles than Wendy at first. Wendy gave 19 of her marbles to Anna. Anna now has 3 times as many marbles as Wendy. How many marbles did Wendy have at first?
2 m
W 4 operations More than or less than Times as many Internal transfer Units table Units & parts Elimination
417 P6.WN.JC.17010113
Level 2 PSLE
Reggie and Xuan have some erasers. After Reggie gives 28 erasers to Xuan, he has 30 erasers more than her. How many more erasers than Xuan does Reggie have at first?
2 m
W Addition & subtraction More than or less than Internal transfer Model & units table
418 P6.WN.JC.16010113
Level 2
When Mr Vincent is 34 years old, his nephew is 11 years old. In how many years will he be 2 times as old as his nephew?
2 m
W Addition & subtraction Times as many Unchanged difference Units table
419 P6.WN.JC.16010165
Level 2
Last year, Ben was 4 times as old as his son, Fred. This year, their total age is 52 years old. How old will Ben be when he is 3 times as old as Fred?
2 m
W 4 operations Times as many Unchanged difference Units table
420 P6.WN.JC.16010109
Level 2
Asher had 5 times as many buttons as Carl at first. Then each of them bought an equal number of new buttons. In the end, Carl had 42 buttons and Asher had 3 times as many buttons as Carl. How many buttons did both of them buy altogether?
2 m
W 4 operations Times as many Unchanged difference Units table

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