RFPD

96 P4.RD.JM.17110101

Level 3
Mrs. Tay had an equal number of pears and apples at first. She sold half of the apples and bought another 42 pears. In the end, she had thrice as many pears as apples. Find the number of apples she had at first.

4 m

Attempt

97 P6.RD.JC.22031808

Level 3 PSLE
The number of boys and girls taking part in a quiz are in the ratio 4 : 7. These students are put into two groups. 60% of the boys and 30% of the girls are in Group 1. The rest of the students are in Group 2.

What is the ratio of the number of students in Group 2 to Group 1? Give your answer in the simplest form.
The number of boys in Group 2 is fewer than 50. What is the largest possible total number of students taking part in the quiz?

3 m

Attempt

F Multiplication Finding ratio R Simplest form Ratio to units Percent of different bases Sets Min-max

98 P5.RD.JM.17083136

Level 3
In a box, 45% of the pens are red, 15% are blue and the rest are yellow.

What fraction of the pens is yellow? Give your answer in the simplest form.
There are 588 yellow pens in the box. How many pens are there in the box altogether?

3 m

Attempt

Fraction of a whole Percent of a set Percent to units Units method

99 P6.RD.JC.21022801

Level 3
The number of girls in the dance club was ²₅ the number of boys in it. The number of girls in the computer club was ⁶₇ the total number of students in it. The total number of students in the dance club was ¹₂ the total number of students in the computer club. Find the ratio of the number of boys in the computer club to the number of boys in the dance club.

3 m

Attempt

Fraction to units Finding ratio Units manipuation Units table

100 P5.RD.JC.17083142

Level 3
Last year, there were 48 members in a school music club. The number of girls was ³₅ the number of boys.

What percentage of the members were girls last year?
This year, 4 boys left the club and 6 girls joined the club. What percentage of the members are girls this year?

4 m

Attempt