136 P6.WN.TL.16010103
Level 3
The total price of 6 grapefruits and 4 avocados is the same as that of 10 grapefruits and 3 avocados. Each grapefruit costs $3 less than each avocado. How much does each avocado cost?
3 m
W 4 operations Money Unit Conversion More than or less than Equal stage Units equations Units & parts Substitution
137 P6.WN.JC.22050704
Level 3 PSLE
Jasmine needs 200 pieces of ribbon, each of length 120 cm, to decorate a hall for a party. Ribbon is sold in rolls of 45 m each. What is the least number of rolls of ribbon that Jasmine needs to buy?
3 m
W 4 operations Unit conversion Remainder min-max Sets Length
138 P6.WN.JC.19051802
Level 3
Andy has 20-cent coins and 50-cent coins. The total value of all his coins is $24. He has 6 less 20-cent coins than 50-cent coins. How many coins does he have altogether?
3 m
W 4 operations Money Unit conversion More than or less than Number x value Units table Units equations
139 P6.WN.TL.16010119
Level 3
Vincent has 5 more 50-cent coins than 10-cent coins. After he used 6 of his 50-cent coins, the total value of 50-cent coins is $1.50 more than the total value of 10-cent coins. How many coins did he have at first?
3 m
W 4 operations Money Unit conversion More than or less than Number x value Unchanged quantity Units table Units equations
140 P6.WN.TL.16010109
Level 3
The mass of 8 exercise books and 3 guide books is 3.7 kg. The mass of 2 exercise books and 7 guide books is 5.3 kg. Find the mass of each guide book.
4 m
W 4 operations Mass Unit conversion Units & parts Substitution

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