Questions

From Worst to Best

66 P6.RA.NK.17082801

Level 3
The figure, not drawn to scale, shows a rectangle, WXYZ, which is divided in 4 parts, A, B, C, D. The ratio of the area of D to the area of C is 1 : 3. The ratio of the area of C to the area of B is 2 : 7. If the area of A is 238 cm² , what is the area of the rectangle WXYZ?

3 m

Video Attempt

67 P6.FR.JO.21042221

Level 2 PSLE
Pupils in a school are put into two groups for an excursion. ²₅ of the pupils are in Group A and the rest in Group B. ¹₄ of the pupils in Group A are boys. In the school, ³₁₀ of the pupils are boys. What fraction of the pupils in Group B are boys?

2 m

Attempt

Fraction of a set Fraction to units Combined repeated identity Unchanged total Units table Units manipulation

68 P5.ST.JC.18121098

Level 2
The ratio of Adam's money to Bryan's money is 4 : 3.
The ratio of Bryan's money to Chris' money is 2 : 1.
The total amount that they have is $510.
How much more money does Adam have than Chris?

3 m

Attempt

Ratio to units Repeated identity Units table

69 P5.ST.JC.18121099

Level 3
In a school, the ratio of adults to the number of children is 12 : 7.
The ratio of the number of boys to the number of girls is 3 : 2.
There are 70 more boys than girls.
How many people are there in the school?

3 m

Attempt

Ratio to units Combined repeated identity Units table

70 P5.ST.JC.18121100

Level 3
Adam receives his allowance of $250.
The ratio of Adam's spending to Adam's saving is 2 : 3.
The ratio of Adam's spending on food to the remaining of other expenses is 1 : 4.