Questions

From Worst to Best

31 P5.ST.JC.18121159

Level 3
Adam has some blue stickers and red stickers.
The number of blue stickers is increased by 20% to 60.
The number of red stickers is decreased by 30% to 70.

How many stickers are there at first?
How many stickers are there in the end?

3 m

Attempt

32 P6.RD.JC.19082904

Level 3
Andy, Bob and Charles collected game cards in the ratio of 7 : 4 : 9. After Charles gave ³₁₀ to Andy and Bob, Charles had 60 less game cards than Andy. The number of game cards that Ben had increased by 35%. How many game cards did Andy and Charles have?

4 m

Video Attempt

Fraction of a set Ratio to units Percent to units Percent change by More than or less than Internal transfer Units table Decimal units

33 P5.ST.JC.18121160

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

How much is Adam's income?
How much is Bryan's income?
What is the difference between Adam's income and Bryan's income?

3 m

Attempt

Percent of a set Percent change by Percent of different bases Equal stage after All change Units method

34 P5.ST.JC.18121161

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

How much is Adam's savings at first?
How much is Adam's savings in the end?
How much is Adam's income?

3 m

Attempt

Percent change by Percent of different bases Units method

35 P5.ST.JC.19021401

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

3 m

Attempt

Percent change by Percent of different bases Units method

36 P5.ST.JC.19021402

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

3 m

Attempt

Percent change by Percent of different bases Units method

37 P5.ST.JC.18121162

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

3 m

Attempt

Percent change by Percent of different bases Units method

38 P5.ST.JC.18121163

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

3 m

Attempt

Percent change by Percent of different bases Units method

39 P5.PC.JC.17083122

Level 3
Jane's savings is 20% more than Darwin's savings. If Jane's savings is decreased by 20%, their total savings will be $980. How much is Jane's savings?

3 m

Attempt

Percent change by Percent of different bases Money More than or less than Unchanged quantity Units table Decimal units

40 P6.PC.JC.19051601

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

Video Attempt