Questions

From Worst to Best

131 P5.DA.NK.23012610

Level 2
The average mass of 2 grapefruits and 5 jackfruits is 2.4 kg. The average mass of each jackfruit is 2 kg. The difference in mass between the 2 grapefruits is 90 g. Find the mass of the heavier grapefruit. (Give your answer in kg and g.)

3 m

Attempt

132 P5.DA.NK.23012620

Level 2
The average weight of 5 students is 42 kg. When the weights of Fred and Cody are included, the average weight becomes 46 kg. Cody is 6 kg lighter than Fred. What is Fred's weight?

3 m

Attempt

Averaging out 2 Averages Mass More than or less than

133 P5.RD.JM.17083272

Level 3
Molly, Nellie and Olivia had a sum of money. The amount of money Molly had was ⁴₅ of the amount of money Nellie had. The ratio of the amount of money Nellie had to the total amount of money Olivia and Nellie had was 3: 8. After Olivia gave $15 to Nellie, she had as much money as Nellie. How much more money did Olivia have than Molly in the end?

4 m

Attempt

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

134 P5.ST.JC.18121144

Level 3
Adam has 200 red stickers, blue stickers and green stickers.
40% of the stickers are blue.
30% of the remaining stickers are red.
The rest are green stickers.

How many green stickers are there?
How many less red stickers than blue stickers?

3 m

Attempt

Percent of a set Percent to units More than or less than Remainder concept Branching Units method

135 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

Ratio to units Percent to units More than or less than Equal stage Unchanged difference Units table

136 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

137 P5.DA.JM.17083191

Level 3
A list of 13 numbers has an average of 330. When two numbers are deleted from the list, the average of the remaining numbers is 313.

What is the sum of 13 numbers?
What is the bigger number between the two numbers that have been deleted given that the difference between the two numbers is 1?

3 m

Attempt

Averaging out 2 Averages More than or less than Units method

138 P5.DE.NK.22122003

Level 2
A blouse costs $4.50 more than a shirt. A skirt costs $15.20 more than the blouse. Jelly bought 5 of each item. She paid $376 for them. How much did she pay for the skirts she bought?

3 m

Attempt

D 4 operations Sets Money More than or less than Times as many Model Units method

139 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

140 P5.AP.JM.17083111

Level 3
The length of the Rectangle VWXY is 10 ¹₃ m. Its breadth is 2 ¹₅ m shorter than its length. Find the perimeter of Rectangle VWXY in metres. Express your answer as a mixed number in its simplest form.