Questions

From Worst to Best

41 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

42 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

43 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

44 P5.ST.JC.18121166

Level 3
Adam has some blue stickers and red stickers.
If 100 blue stickers are added, 40% of the stickers will be red stickers.
If 50 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

45 P5.ST.JC.18121168

Level 3
Adam has some blue stickers and red stickers.
If Adam receives another 60 blue stickers,
the blue stickers will be 80% as many as the red stickers.
If Adam receives another 300 red stickers,
the blue stickers will be 20% as many as the red stickers.

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

4 m

Attempt

Percent to units Unchanged quantity Double if Units table Units & parts Substitution

46 P5.ST.JC.18121169

Level 3
Adam has some blue stickers and red stickers.
If Adam gives away 50 blue stickers,
the blue stickers will be 10% as many as the red stickers.
If Adam gives away 250 red stickers,
the blue stickers will be 40% as many as the red stickers.

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

4 m

Attempt

Percent to units All change Double if Units table Unchanged quantity Units & parts Substitution

47 P5.ST.JC.18121170

Level 3
Adam has some blue stickers and red stickers.
If Adam receives another 50 blue stickers,
the blue stickers will be 50% as many as the red stickers.
If Adam gives away 50 red stickers,
the blue stickers will be 40% as many as the red stickers.

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

4 m

Attempt

Percent to units All change Double if Units table Unchanged quantity Units & parts Substitution

48 P5.RD.JM.17083213

Level 3
50% of Amin's money was $350 less than Dave's money. When Amin spent 45% of her money and Dave spent 60% of his money, they had the same amount of money left. Find the amount of money Dave had at first.

4 m

Attempt

Percent of a whole Percent to units Percent of different bases Money More than or less then Equal stage after Common numerator All change Units table

49 P5.ST.JC.18121167

Level 3
If Adam gives Bryan 30 stickers,
the number of stickers that Adam will have is 25% of Bryan's.
If Bryan gives Adam 3 stickers,
the number of stickers that Adam will have is 40% of Bryan's.

How many stickers does Adam have?
How many stickers does Bryan have?

4 m

Attempt

Percent of a set Percent to units Internal transfer Unchanged total Double if Units table Units equations

50 P5.ST.JC.18121171

Level 3
Adam has some blue stickers and red stickers.
If 500 blue stickers are added, 30% of the stickers will be red stickers.
If 500 red stickers are added, 20% of the stickers will be blue stickers.