436 P6.SP.JC.17050713
Level 3
Tap A can fill up a tank in 2 hours. Tap B can fill up the same tank in 6 hours. How long will it take to fill up the tank if both taps are turned on at the same time? Express the answer(s) in h.
3 m
Rate more than 1 object Volume Same starting time Filling tank Duration Units method
437 P5.PC.NK.22122115
Level 2
Peter and Gabriel went to buy mobile phones at a sale. The usual price of 1 mobile phone was $600 each.
SALE Buy 1 mobile phone at 15% discount
Buy 2 or more mobile phones at 25% discount each
  1. Peter bought 1 mobile phone. How much did he pay?
  2. What is the maximum number of mobile phones Gabriel can buy if he has $7000?
3 m
Discount Money Remainder min-max Units method
438 P5.DA.NK.23052604
Level 2
The bar graph shows the number of packets of different food collected in a donation drive.
  1. 15 of the total number of packets of food collected was coffee. How many packets of rice were collected?
  2. The table shows the mass of each packet of food. What is the difference between the total mass of noodles collected and the total mass of biscuits collected? Give your answer in kg.
3 m
Bar graph Fraction to units Mass Money Unit conversion More than or less than Units method
439 P6.DA.TL.18011918
Level 3
Four children made the following statements. Winnie : The average of Yoko's mass and my mass is 39 kg. Xtra : I am the heaviest. Yoko : Zane is 2 kg lighter than Xtra. Zane : Our masses are in consecutive order (In running sequence). What is the total mass of Winnie, Xtra and Yoko ?
3 m
Average Mass More than or less than Units method
440 P5.ST.JC.18121124
Level 1
Fill in the blanks.
Adam has 60% as many red stickers as blue stickers.
  1. Number of red stickers = _____ u
  2. Number of blue stickers = _____ u
  3. Total number of stickers = _____ u
  4. Number of less red stickers than blue stickers = _____ u
4 m
Percent to units Units method

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