The table shows the postage charges for sending letters to Malaysia. Victoria posted a letter with a mass of 89 g. How much did she pay for the postage?
2 m
Find the following values without a calculator.
1. 568 ÷ 1000 = _______
2. 143 ÷ 13 = _______
3. 65 ÷ 8 = (i) _______ r (ii) _______ Give the answers in numbers. (Eg 1, 2)
1 m
Find the following values without a calculator.
1. ___ ÷ 10 = 20
2. 15 ÷ _____ = 3
3. 21 ÷ 2 = 10 r ___
4. 45 ÷ 4 = _____ r 1
2 m
What is the maximum number of cubes of edge 6 cm that can be cut from a foam cuboid, 67 cm by 36 cm by 27 cm?
2 m
The figure is not drawn to scale. 100 3-cm cubes are placed layer by layer into a tank with a base area of 20 cm by 15 cm. What is the height of the cubes when all the cubes are stacked up into the tank?
2 m
What is the maximum number of 3 cm cubes that can be filled into a 12 cm by 9 cm by 7 cm cuboid?
2 m
The diagram shows a container made of some identical sections. Figure A shows one section of the container. When 5828 cm3 of water was poured into the container, find the water level in the container.
3 m
The figure shows a wooden cuboid that measures 125 cm by 20 cm by 20 cm.
1. Find the maximum number of 3-cm cubes that can be cut from the wooden cuboid.
2. Find the total surface area of the L-shaped block after cutting.
5 m
PSLE
Some pens are only sold in packets of 5 pens. Each packet is sold at $8. Gary has$30. How many pens can he buy at most?
1 m
At a factory, Bryan could assemble 7 robots in a day while Francis could assemble 4 more robots than him in a day. If Francis was absent for 3 days, how many days would he need to assemble 17 more robots than Bryan?
2 m