181 P5.ST.JC.18121163
Level 3
If Adam's income decreases 10% from $330 and then increases by another 10%, what is Adam's latest income?
3 m
Percent change by Percent of different bases Units method
182 P5.ST.JC.18121144
Level 3
Adam has 200 red stickers, blue stickers and green stickers.
40% of the stickers are blue.
30% of the remaining stickers are red.
The rest are green stickers.
  1. How many green stickers are there?
  2. How many less red stickers than blue stickers?
3 m
Percent of a set Percent to units More than or less than Remainder concept Branching Units method
183 P5.DA.JM.17083191
Level 3
A list of 13 numbers has an average of 330. When two numbers are deleted from the list, the average of the remaining numbers is 313.
  1. What is the sum of 13 numbers?
  2. What is the bigger number between the two numbers that have been deleted given that the difference between the two numbers is 1?
3 m
Averaging out 2 Averages More than or less than Units method
184 P5.DE.NK.22122003
Level 2
A blouse costs $4.50 more than a shirt. A skirt costs $15.20 more than the blouse. Jelly bought 5 of each item. She paid $376 for them. How much did she pay for the skirts she bought?
3 m
D 4 operations Sets Money More than or less than Times as many Model Units method
185 P5.FR.JM.17101744
Level 3
Madam Lee bought a sack of rice on Monday and cooked 112 kg of rice everyday. By Sunday, she was 12 kg short of rice. On which day did she cook 35 of the rice in the sack?
3 m
Fraction of a whole Fractions with units F 4 operations Mass Units method
186 P5.AP.JM.17083144
Level 3
The figure shows the Triangle PQR that is divided into 4 parts a, b, c and d. The line PZ divides the triangle into 2 equal parts. The ratio of Area a to Area b is 1 : 3 and the ratio of Area b to Area c is 5 : 2. Area d is 210 cm2. What is the area of Triangle PQR?
3 m
Triangle Ratio to units Units method
187 P5.RD.JM.17083198
Level 3
At a fruit stall, 280 mangoes were sold in the morning and 35 of the remaining mangoes were sold in the afternoon. As a result, the number of mangoes left became 16 of the total number of mangoes at first. Given that the mangoes were sold at $2.50 in packs of six mangoes, how much did the fruit stall receive from the sale of the mangoes in the afternoon?
4 m
D Multiplication Fraction of a set Fraction to units Money Remainder concept Common numerator Sets Units method
188 P5.ME.JC.17083103
Level 2
The figures show 3 different fruits, a pineapple, a bunch of bananas and 2 similar mangoes. The mass of a mango is 23 of the mass of the bunch of bananas.
  1. Find the mass of the bunch of bananas.
  2. Find the mass of the pineapple.
4 m
Scale reading Mass Fraction to units Times as many Intervals Units method
189 P5.DE.NK.22122002
Level 2
Ben, Jen and Tanya have a total of $134.50. Jen has $8 more than Ben. Tanya has thrice as much money as Jen. How much money does Tanya have?
3 m
D 4 operations Money More than or less than Times as many Model Units method
190 P5.DE.NK.22122007
Level 2
A basket which contains 8 similar packets of sugar and 6 similar packets of salt has a mass of 6 kg 960 g. The basket alone is 480 g. Each packet of sugar has a mass of 540 g. Find the mass of each packet of salt in kg.
3 m
D 4 operations Mass More than or less than Equal stage Units method

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