Level 3
Rael, Henry and Will shared $117. During a shopping trip, Rael spent 16 of his share, Henry spent 15 of his share and Will spent 12 of his share. Given that all three boys each spent the same amount of money, how much more money do Rael and Henry have than Will in the end?
Level 3
Brandon walked across a rectangular field from V to W to X to Y to Z and covered a distance of 560 m. The length of the field is thrice the breadth. If it cost $5 to cover 1 m2 of the field with grass, how much did it cost to cover the whole field with grass?
Level 3
Brandon walked across a rectangular field from V to W to X to Y to Z and covered a distance of 560 m. The length of the field is thrice the breadth. If it cost $5 to cover 1 m2 of the field with grass, how much did it cost to cover the whole field with grass?
Level 3
Molly, Nellie and Olivia had a sum of money. The amount of money Molly had was 45 of the amount of money Nellie had. The ratio of the amount of money Nellie had to the total amount of money Olivia and Nellie had was 3: 8. After Olivia gave $15 to Nellie, she had as much money as Nellie. How much more money did Olivia have than Molly in the end?
Level 3
A square of side 6 cm has the same perimeter as a rectangle. Find the area of the rectangle if the length of the rectangle is twice the breadth of the rectangle.
Level 3
Tank A holds 3 ℓ 485 mℓ of water. Tank B holds twice as much water as Tank A. Find the total amount of water in the 2 tanks. (Give the answer in litres and millilitres.)
Level 3
There were 182 red, blue and green marbles in a box. 26 green marbles were removed from the box and the ratio of the number of red marbles to the number of blue marbles to the number of green marbles became 4 : 3 : 5. Then some yellow marbles were added and the ratio of the number of green marbles to the number of yellow marbles was 13 : 9.
What was the ratio of the number of red marbles to the number of blue marbles to the number of green marbles at first?
