Questions

From Worst to Best

16 P5.RD.NK.22122916

Level
Fred had ¹₂ as many erasers as Will. Will had ²₃ as many erasers as Rachel. After Fred and Rachel gave 12 erasers to Will, Will had four times as many erasers as Fred. Rachel then had the same number of erasers as Will.

What was the ratio of the number of erasers Fred had to the number of erasers Rachel had in the beginning? Answer in simplest form.
How many erasers did Will have in the end?

4 m

Attempt

Fraction to units Finding ratio R Simplest form Times as many Equal stage after Repeated identity Internal transfer Unchanged total Units table

17 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

18 P5.RA.JC.17083253

Level 3
Container A and Container B had some liquid in the ratio 7 : 5. After 48 litres of liquid was transferred from A to B, the amount of liquid in Container B became 3 times as much as in Container A. How much liquid were there in the two tanks in all?

4 m

Attempt

Ratio to units Volume Times as many Internal transfer Unchanged total Units table

19 P5.RA.JC.17083130

Level 3
Amanda and Joe have some books in the ratio 3 : 7. Amanda has 72 less books than Joe. How many books must Joe give to Amanda so that they will have the same number of books?

4 m

Attempt

Ratio to units More than or less than Equal stage after Internal transfer Unchanged total Units table

20 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.