Questions

From Worst to Best

416 P5.RD.JC.17083120

Level 3
The figure is not drawn to scale. The ratio of the area of the rectangle to the area of the circle to the area of the triangle is 21 : 17 : 4. If ¹₄ of the triangle and ³₇ of the rectangle are shaded, what is the ratio of the total shaded area to the total of the unshaded area? Leave your answer in the simplest form.

4 m

Attempt

Fraction of a whole Finding ratio R Simplest form Area perimeter Overlapping area Repeated identity Units method

417 P5.ST.JC.18121150

Level 3
The price of a TV set with 5% GST is $1050.

How much does Adam have to pay if the GST is increased to 10%?
How much more must Adam pay because of the GST increase?

3 m

Attempt

Percent of a whole GST Units method

418 P5.ST.JC.18121151

Level 3
The price of a TV set with 10% GST is $1100.

How much does Adam have to pay if the GST is decreased to 5%?
How much saving does Adam enjoy as a result of the decrease in GST?

3 m

Attempt

Percent of a whole GST Units method

419 P3.FR.JM.17102433

Level 2
A water jug contains 8 ℓ 50 mℓ of water when it is ⁵₇ full. What is the capacity of the water jug? Leave the answer in ℓ and mℓ.

3 m

Attempt

Fraction to units W Multiplication & division Volume Unit conversion Model Part-whole Units method

420 P6.FR.JC.22050804

Level 3 PSLE
The figure shows two stacks of identical paper cups. There are 5 cups in the shorter stack and 11 cups in the longer one. The length of the shorter stack is 15 cm and the length of the longer stack is 27 cm. Alle wants to pack the paper cups as a single stack into a box ³₅ m long. What is the most number of cones he can pack into the box?