Level 3
If Joey and Vic work together on a project, they will complete it in 4 days. If Vic were to work with Richard on the same project, they will take a day longer. If Richard and Teddy work together, they will take 100% more time than Joey and Vic. If Joey and Teddy were to work together, how many more days will they take to complete the project compared to Vic and Richard working together?

Level 3
Benita's salary is 20% less than Amanda's salary and 40% less than Cecilia's salary. If Amanda's salary is $500 less than that of Cecilia's salary,

1. Find Benita's salary.
2. Given that Benita received a 20% pay cut, find Benita's new salary.

Level 3
10% Caden's money is equal to 50% of Xavier's money. Caden has $240 more than Xavier. How much money do they have altogether?

Level 3
Edward spent $340 on shopping, $650 on transport and gave 60% of the remainder to his wife. He then saved the rest of the money, which amounted to 10% of his original sum of money. How much did he give his wife?

Level 3
Olivia bought 3 home theater systems and 6 toasters. Each home theater system costs $280 more than each toaster. She spent 20% of her money on the toasters.

1. How much did each home theater system cost?
2. How much did she spend altogether?

Level 3
Four years ago, Will's age was 25% of Ray's age. Eight years from their current age, Will's age will be 37.5% of Ray's age. How many years is Ray older than Will?

Level 3
20% of Nick's savings was $120 more than 30% of Will's savings. After Nick spent ²₃ of his savings and Will spent 40% of his savings, Nick had $13 more than Will. How much was Nick's saving at first?

Level 3
During a sale, the discount given by Shop A and Shop B are as shown:
Shop A - Discount of $6 for every $30 spent
Shop B - 20% off Storewide

1. Mary wants to buy a dress. The price of the dress before discount in both shops is $280. What is the savings that Mary makes if she buys at the shop that sells the same dress cheaper?
2. Linda bought a belt and a handbag from Shop A and paid $168. What was the total cost of the belt and the handbag before the discount?
3. The price of the same handbag after discount at Shop B is $38.40. Given that the price of the handbag before discount is the same in both shops, what is the percentage discount given to the handbag at Shop A? Round off the answer to 1 decimal place.

Level 3
A rectangular tank measuring 120 cm by 50 cm by 100 cm is 50% filled with water. 10 identical pails of water that are completely filled are then scooped out from it. The water level drops to 45 cm. The remaining amount of water in the tank is later poured into a container that contains 40 litres of water. The water is then drained out through a tap found at the bottom of the container at 10 litres per minute.

1. What is the capacity of each pail?
2. How long did it take to drain the water from the container completely? Answer in terms of minutes.