Level 1
A rope w cm long is cut into two pieces. One piece is 5 cm longer than the other. What is the length of the longer piece? Give your answer in terms of w.
Level 1
Jeremy had n boxes of paper clips. There were 20 paper clips in each box. He lost 4 paper clips and shared the remaining paper clips with his 3 friends. How many paper clips did each of them receive?
Level 2 PSLE
Sandy had 4z pears. She ate 1 pear and gave z pears to her friends. Sandy's brother then ate half of the remaining pears. How many pears had she left? Give your answer in terms of z in the simplest form.