Level 3
Annie had $2480. She spent 25% of her money on an air ticket to Vietnam and 14% of the remaining money on a luggage. How much had she left 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?
