4141 P5.ST.JC.18121121
Level 3
The ratio of the number of blue stickers to red stickers is 5 : 2.
After Adam buys another 10 blue stickers and 20 red stickers,
the ratio becomes of the number of blue stickers to red stickers is 7 : 6.
How many stickers does Adam have now?
3 m
Ratio to units All change Units table Units & parts Elimination
4142 P6.ST.JC.18121359
Level 2
3 A + 3 B = 15
5 A + 3 B = 21

Fill in the blanks.
  1. 2 A = _____
  2. 1 A =_____
  3. 1 B = _____
3 m
W 4 operations Units & parts Elimination
4143 P6.DE.TL.16010151
Level 3
One avocado cost 4 times as much as one honeydew. Mrs Zhang bought 2 avocados and 4 honeydews for $15. How much would 20 avocados and 16 honeydews cost? Express the answers to 2 decimal places.
3 m
D Place values D Round off Money Unit conversion Times as many Number x value Units method
4144 P6.AG.JC.17080453
Level 2
Lina had $20m. She bought 4 dresses and 9 skirts. Each dress cost $2m. 3 skirts cost as much as a dress. How much had Lina left?
3 m
Algebra in 1 variable Algebra simplifying Money
4145 P5.WN.JM.17082990
Level 2
Using the digits, form the largest odd and the smallest even 6-digit number. Find the difference between the 2 numbers.
0, 2, 3, 5, 8, 9
2 m
W Addition & subtraction Odd & even Min-max

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