Questions

From Worst to Best

181 P5.RD.JM.17083302

Level 3
Titus bought some custard and apple pastry puffs in the ratio of 7 : 6. After Titus's classmates ate an equal number of the two types of pastry puffs, there were 35% fewer apple than custard pastry puffs. In the end, there were 165 pastry puffs left. How many pastry puffs of each type were eaten?

4 m

Attempt

182 P5.ST.JC.18121164

Level 3
Adam has some blue stickers and red stickers.
If 50 blue stickers are added, 70% of the stickers will be red stickers.
If 200 blue stickers are added, 40% of the stickers will be red stickers.

How many blue stickers are there?
How many red stickers are there?

4 m

Attempt

Percent of a set Percent to units Unchanged quantity Double if Units table Units equations

183 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

184 P5.ST.JC.18121165

Level 3
Adam has some blue stickers and red stickers.
If 50 blue stickers are removed, 40% of the stickers will be red stickers.
If 200 blue stickers are removed, 70% of the stickers will be red stickers.

How many blue stickers are there?
How many red stickers are there?

4 m

Attempt

Percent of a set Percent to units Unchanged quantity Double if Units table Units equations

185 P5.RA.JC.17083266

Level 3
At first, Xandy, Yoko and Zach had some sweets in the ratio 5 : 3 : 4 respectively. Xandy had 190 sweets. Then he gave all his sweets to Yoko and Zach. After receiving the sweets from Xandy, Yoko and Zach had the same number of sweets. How many sweets did Yoko receive from Xandy?

4 m

Attempt

Ratio to units Equal stage after Internal transfer Unchanged total Units table

5 per page

10 per page

20 per page