Questions

From Best to Worst

141 P6.PC.JC.22031502

Level 2 PSLE
Jane bought 2 fans of the same model at a sale. She paid $144.50 for them.

What was the price of a fan before discount?
Tom also bought 2 such fans at the price before discount. How much more did Tom pay than Jane?

3 m

Attempt

142 P6.RD.TL.16010125

Level 3
At a fruit stall, there were 399 mangosteens and lemons at first. ³₄ of the mangosteens and ²₃ of the lemons were sold. In the end, there were same number of mangosteens and lemons. How many more mangosteens than lemons were sold?

3 m

Video Attempt

Fraction to units More than or less than Equal stage after All change Units table Units manipulation

143 P6.FR.TL.16010107

Level 2
George's age is ²₅ his brother's age now. In 16 years' time, his age will be ²₃ that of his brother's. How old is George now?

2 m

Attempt

Fraction to units Unchanged difference Units table

144 P6.RD.TL.16010110

Level 3
The ratio of Henry's total points to that of Vincent's in a mock test was 6 : 7. In the next mock test, Henry's points increased by 70%. By what percentage must Vincent's points be increased if their total points were to be the same? Round off the answer to the nearest whole number.

3 m

Attempt

W Round off Ratio to units Finding percent Percent change by Percent to units Equal stage after All change Units table Units manipulation

145 P6.FR.TL.16010106

Level 2
There were ⁵₇ as many parents as kids on a bus. At the first bus stop, 9 parents and 9 kids boarded the bus. There were then ⁴₅ as many parents as kids. How many parents were on the bus at first?

2 m

Attempt

Fraction to units Unchanged difference Units table

146 P6.RA.TL.16010145

Level 3
The ratio of the number of boys to the number of girls in a class is 3 : 5. The ratio of the pupils in the class who scored distinction to those who did not score distinction is 4 : 1. The ratio of the boys who scored distinction to those who did not score distinction is 14 : 1. What is the ratio of girls who scored distinction to the girls who did not score distinction?

3 m

Attempt

Finding ratio Unchanged total Units table Units manipulation

147 P6.RD.NK.21060209

Level 3 PSLE
On Saturday, the number of adults to boys to girls visiting a zoo was 3 : 6 : 5. On Sunday, the number of adults visiting the zoo remained the same. However, the number of boys increased by 50% and the number of girls decreased by 20%.

What was the ratio of the number of adults to boys to girls visiting the zoo on Sunday?
On Saturday, 572 boys and girls visited the zoo. What was the total number of visitors at the zoo on Sunday?

3 m

Attempt

Finding ratio Ratio to units Percent change by All change Units table

148 P6.PA.JC.17111301

Level 2
The first three figures of a sequence are shown. The table records the number of shaded and unshaded rhombuses in each figure.

Find the number of unshaded rhombuses in Figure 10?
Find the number of shaded rhombuses in Figure 40?
Which figure number has 804 shaded rhombuses?

3 m

Video Attempt

Equal intervals Square numbers

149 P6.RA.JC.22031501

Level 2 PSLE
Adam, Ben and Charlie shared the cost of a gift. The ratio of Adam's share to the total share of Ben and Charlie was 1 : 3. The ratio of Ben's share to the total share of Adam and Charlie was 1 : 5. Charlie's share was $100 more than Adam's share. How much did the gift cost?

3 m

Attempt

Ratio to units Combined repeated identity Unchanged total Units table More than or less than

150 P6.PA.JC.17111306

Level 3
The patterns show a sequence of shapes. Each shape has a number of small right-angled triangles. A dot is placed at each point where there is a vertex of one or more right-angled triangles. The total number of dots and the number of small right-angled triangles of each figure is shown in a table.