Questions

From Worst to Best

171 P6.DA.JC.22032402

Level 2 PSLE
The bar graph shows the number of pens sold from January to March. The number of pens sold is not shown on the scale.

What was the percentage decrease in the number of pens sold from January to February?
There were 112 more pens sold in March than in January. How many pens were sold in March?
The average number of pens sold from January to May was 420. What was the average number of pens sold in April and May?

4 m

Attempt

172 P6.VO.NK.17053168

Level 3
The figure is not drawn to scale. It shows a tank made from two connected cubical containers, Cube A and Cube B. The tank is filled with some water. Cube A is ³₄ filled with 6000 mℓ of water while Cube B is completely filled with water. The height of the water level in Cube A is 4 cm higher than that in Cube B. Water is then drained from the tank and the height of the new water level is 5 cm. What is the volume of the water drained in mℓ?

4 m

Attempt

Volume of cube Filling tank Fraction of a whole More than or less than

173 P6.PC.TL.16010110

Level 3
25% of the people are performers for a concert and the rest are spectators. 60% of the spectators are adults and there are 420 less child spectators than adult spectators. How many adult spectators must join so that 56% of the people are adult spectators?

4 m

Attempt

Percent of a set Percent to units Percent of different bases More than or less than Remainder concept Combined repeated identity Unchanged quantity Units table Units manipulation

174 P6.PC.TL.16010125

Level 3
Ethan had 40% as many beads as Ben. After Ethan and Ben bought another 50 beads and 15 beads respectively, Ethan had 50% more beads than Ben. How many beads did Ethan have at first?

4 m

Video Attempt

Percent to units Percent of different bases More than or less than All change Units table Units & parts Elimination

175 P6.DA.NK.21060923

Level 3 PSLE
Mr Lee used two printers with different printing rates for a printing job. He started Machine A at 10 00 and started Machine B two minutes later. He stopped both machines at 10 05. The graphs show the total number of pages printed by each machine from the start of printing.

How many pages had been printed by Machine A at the time Mr Lee started Machine B?
What was the difference in the number of pages printed by the two machines from 10 00 to 10 05?
Which machine, A or B, has a faster printing rate? What is the difference in the number of pages printed by the machines in one minute? Give your answer in this format. (Eg A, 1)