Level 2
Mrs Tan had 10 ℓ of orange juice. She used 12 of the orange juice for a picnic and 25 of the remaining orange juice to bake orange-flavoured cookies. How much orange juice did she have left? Give your answer in litres.
2 m
Level 3
Helen used a ribbon of length 1 m 40 cm to tie a cubical gift box with a bow as shown. She used 36 cm of ribbon for the bow. What was the volume of the gift box?
3 m
Level 2
Lynn had 10 kg of flour. She used 12 of the flour to bake a cake and 14 of the remaining flour to bake some muffins. How much flour did she have left? Give your answer in grams.
2 m
Level 3
A rectangular tank was 45 filled with water. After 56 litres of water was poured out from the tank, it became 110 full. How many litres of water were there in the tank at first?
3 m
Level 2
Hock Ming spent 37 of his money on a book and 14 of the remainder on a CD. He had $45 left. How much money did he have at first?
2 m
Level 1
Adam earns a commission of 10% on the cars he sells.
If the selling price of the car is $100000,
how much is his commission?
2 m
Level 2
12 of Sammie's age is equal to 15 of Tommy's age. If their total age is 84 years, how old is Tommy?
2 m
Level 3
Victor needed exactly 90 m of cloth to make 18 small identical banners and 9 big identical banners. He had some cloth which was just enough to make all the small banners and 5 big banners. He used 12112 cm for each small banner.
  1. How much cloth would he need to make 1 big banner?
  2. How much cloth was he short of to make the remaining big banners?
4 m
Level 2
The figure is made up of three triangles, ABC, XYZ and DEF not drawn to scale. The area of triangle XYZ is six times the area of triangle ABC. The area of triangle ABC is 13 of triangle DEF. The area of triangle ABC is 12 cm2. What is the total area of the shaded parts?
2 m
Level 1
Adam wants to buy a TV set. The usual price of the TV set is $1000.
As a privileged card member, he is entitled to a membership discount of 10%.
  1. How much is the discount?
  2. How much does he pay for the TV set?
2 m
Level 2
Rectangle A and Rectangle B overlap each other. Given that 16 of Rectangle A is shaded while 14 of Rectangle B is shaded, what fraction of the figure is not shaded?
2 m
Level 1
Adam wants to buy a TV set. The usual price of the TV set is $1000.
He needs to pay a GST of 10%.
  1. How much is the GST?
  2. How much does he pay for the TV set in all?
2 m
Level 2
The figure shows some identical beads. How many unshaded beads must be removed so that 13 of the figure is unshaded?
2 m
Level 3
The figure is not drawn to scale. The ratio of the area of the rectangle to the area of the circle to the area of the triangle is 21 : 17 : 4. If 14 of the triangle and 37 of the rectangle are shaded, what is the ratio of the total shaded area to the total of the unshaded area? Leave your answer in the simplest form.
4 m
Level 2
Anna's money is 34 of Samantha's money. Samantha gives 12 of her money to Anna. Express Anna's money as a fraction of Samantha's money after Anna received the money from Samantha. (Give your answer as a mixed number.)
2 m
Level 3
Two identical pails C and D contained some water. Pail C was 14 filled and Pail D was 1/5 filled. The ratio of the total mass of Pail C and the water in it to the total mass of Pail D and the water in it was 8 : 7. The total mass of the two pails and the water they contained was 3150 g. What is the mass of an empty pail?
4 m
Level 3
Abby, Becca, Clara and Demi jointly contributed to the cost of a present for their friend. Abby's contribution is 25 of the total contribution made by the four girls. The ratio of Demi's contribution to the total of Becca's and Clara's contribution is 4 : 1. What is the total contribution by the four girls if Becca's contribution is 15 of Clara's contribution and the total amount contributed by Abby and Demi is $132?
4 m
Level 3
There were some red, blue and green pens in a box. 19 of the pens were blue. The ratio of the number of red pens to the number of green pens was 3 : 5. There were 288 fewer blue pens than green pens.
  1. Find the ratio of the number of red pens to the number of blue pens to the number of green pens in the box.
  2. How many green pens were there?
4 m
Level 1
Adam has 200 red stickers and blue stickers.
40% of the stickers are blue.
  1. How many red stickers are there?
  2. How many less blue stickers than red stickers?
2 m
Level 3
Lennie gave 58 of his salary to his wife. He gave 15 of his salary to his four children and left the rest for himself. He had $420 left for himself. Given that his four children received the same amount each, how much did each of his four children receive?
4 m