Level 2 PSLE Sue had a box of black beads and red beads in the ratio 13 : 7. She removed an equal number of black beads and red beads from the box. The ratio of the number of black beads and red beads left in the box became 3 : 1. What percentage of the beads were left in the box?
Level 2
Anna had $20 more than Betty at first. After Anna and Betty spent an equal amount of money, Betty had 35 as much as Anna. How much money did Anna have left?
Level 2
A carpark has some motorbikes and cars.
The ratio of the number of vehicles to the number of wheels is 8 : 23.
Express the number of motorbikes as a fraction of the number of cars.
Give your answer in the simplest form.
Level 2
At a club dinner, every member brought 1 or 2 guests. If the ratio of the number of members to the number of guests was 3 : 5, what fraction of the members who brought 2 guests each?