Level 3
If Adam's income is increased by 50% and
Bryan's amount is decreased by 30%,
both will get $2100 each.

1. How much is Adam's income?
2. How much is Bryan's income?
3. What is the difference between Adam's income and Bryan's income?

Level 3
Janet wanted to finish reading a 231-page book by the end of the week. On Monday she read ³₇ of the book and by Friday the ratio of the number of pages read to the total number of pages was 9 : 11. Find the number of pages Janet would need to read during the weekend in order for her to complete the entire book.

Level 3
Adam spends $300 of his income and saves the rest.
When he increases his spending by 10%, his savings decreased by 30%

1. How much is Adam's savings at first?
2. How much is Adam's savings in the end?
3. How much is Adam's income?

Level 3
Olivia is 20% heavier than Xavier. Dana is 40% lighter than Xavier. Olivia is 12 kg heavier than Dana. What is Xavier's mass?

Level 2
After using ¹₇ of her sugar, Mrs Lim bought another 75 kg of sugar. As a result, Mrs Lim now has ⁹₇ as much sugar as what she had at first. How many kilograms of sugar did Mrs Lim have at first?

Level 3
If Adam's income increases 10% from $300 and then increases by another 10%, what is Adam's latest income?

Level 3
Clifford had 80% fewer sweets than Ashwin. After Ashwin gave 210 sweets to Clifford, Clifford had ²₃ as many sweets as Ashwin. How many sweets did each of them have in the end?

1. Ashwin
2. Clifford

Level 3
There were some packets and bottles. A packet weighed 3 kg and a bottle weighed 2 kg more. The total weight of the packets was 35 kg heavier than the total weight of the bottles. The number of packets and bottles were in the ratio 5 : 2. What was the total weight of the packets and the bottles?

Level 3
If Adam's income decreases 10% from $330 and then decreases by another 10%, what is the new income?

Level 3
Jeanne's school organized a trip to Japan. At first, the ratio of the number of boys to the number of girls who planned to participate in the trip was 7 : 5. On the day of registration, 52 girls decided to withdraw and 52 more boys decided to join in. In the end, the number of girls who participated became 20% of the total participants for the trip. How many more boys than girls would visit Japan in the end?