Question:

Level 3

The petrol tank of Fred's convertible was 80% empty. He went to the petrol kiosk and topped up 25ℓ of petrol. When he reached the theme park, the petrol tank was 90% full. Given that he used 4ℓ of fuel to get to the theme park from the kiosk, find the capacity of the petrol tank.

3 m
The petrol tank of Fred's convertible was 80% empty. He went to the petrol kiosk and topped up 25ℓ of petrol. When he reached the theme park, the petrol tank was 90% full. Given that he used 4ℓ of fuel to get to the theme park from the kiosk, find the capacity of the petrol tank.

Level 3

A store owner has 130 more oranges than soursops. After he sold 80% of the oranges and 30% of the soursops, he is left 19 more soursops than oranges. What fraction of the fruits left were soursops?

5 m
A store owner has 130 more oranges than soursops. After he sold 80% of the oranges and 30% of the soursops, he is left 19 more soursops than oranges. What fraction of the fruits left were soursops?

Level 3

A basket contained violet and purple buttons. There were 60% more violet buttons than purple buttons. When 248 more buttons were poured into the basket, the amount of violet buttons increased by 40% and the amount of purple buttons grew by 60%. How many buttons were in the basket at first?

4 m
A basket contained violet and purple buttons. There were 60% more violet buttons than purple buttons. When 248 more buttons were poured into the basket, the amount of violet buttons increased by 40% and the amount of purple buttons grew by 60%. How many buttons were in the basket at first?

Level 2 PSLE

Sandy, Robert and Matthew shared $450. Robert received 20% more than Sandy while Matthew received 20% less than Sandy. How much more than Matthew did Robert receive?

2 m
Sandy, Robert and Matthew shared $450. Robert received 20% more than Sandy while Matthew received 20% less than Sandy. How much more than Matthew did Robert receive?

Level 3

At a theme park, each adult ticket cost $25 and each child ticket cost $12. On Monday, the number of adult tickets sold was 120 less than the number of child tickets. On Tuesday, the number of adult tickets sold decreased by 10% while the number of child tickets sold increased by 30%. If a total of 816 tickets were sold on Tuesday, how much money was collected on Monday?

4 m
At a theme park, each adult ticket cost $25 and each child ticket cost $12. On Monday, the number of adult tickets sold was 120 less than the number of child tickets. On Tuesday, the number of adult tickets sold decreased by 10% while the number of child tickets sold increased by 30%. If a total of 816 tickets were sold on Tuesday, how much money was collected on Monday?

Level 3 PSLE

There are some stickers in albums A and B. 50% of the stickers in album A and 20% of the stickers in album B are round stickers. There is an equal number of square stickers in both albums. If there are 51 more round stickers in album A than in album B, how many stickers are there in both albums altogether?

4 m
There are some stickers in albums A and B. 50% of the stickers in album A and 20% of the stickers in album B are round stickers. There is an equal number of square stickers in both albums. If there are 51 more round stickers in album A than in album B, how many stickers are there in both albums altogether?

Level 2

In a room,^{5}_{7} of the girls wore cardigans. After 86 girls who wore cardigans left the room, the percentage of girls who wore cardigans decreased to 10%. How many girls in the room did not wear cardigans?

2 m
In a room,

Level 3

Queenie and Violet collect pens. Queenie gave 50% of her pens to Violet and as a result, Violet's pens increased by 40%. If Queenie has 84 pens left, find the number of pens Violet must give to Queenie in the end so that they have equal number of pens?

3 m
Queenie and Violet collect pens. Queenie gave 50% of her pens to Violet and as a result, Violet's pens increased by 40%. If Queenie has 84 pens left, find the number of pens Violet must give to Queenie in the end so that they have equal number of pens?

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(s) to the nearest whole number.

3 m
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(s) to the nearest whole number.

Level 3

Hazel had $300 more than Wendy. Hazel gave^{3}_{5} of her money to Wendy. Wendy then gave 25% of her money to Hazel. In the end, Wendy had $186 more than Hazel. How much did Hazel have at first?

4 m
Hazel had $300 more than Wendy. Hazel gave