Level 3
Adam earns commission by selling cars.
He receives a commission of 10% on the first $10000 in a month.
For additional sales, he will get a 5% commission.
How much will he earn in commission if his total sales is $50000?
2 m
Level 2
Will and Lina share some marbles. 23 of Will's marbles is equal to 25 of Lina's marbles. Given that Lina has 14 marbles more than Will, how many marbles do they have altogether?
2 m
Level 3
Adam earns commission by selling cars.
He receives a commission of 10% on the first $10000 in a month.
For additional sales, he will get a 5% commission.
If he earns $14500, what is his total sales in that month?
2 m
Level 2
The figure is made up of three triangles, ABC, XYZ and DEF not drawn to scale. The area of triangle XYZ is six times the area of triangle ABC. The area of triangle ABC is 13 of triangle DEF. The area of triangle ABC is 12 cm2. What is the total area of the shaded parts?
2 m
Level 1
Adam wants to buy a TV set. The usual price of the TV set is $1000.
As a privileged card member, he is entitled to a membership discount of 10%.
  1. How much is the discount?
  2. How much does he pay for the TV set?
2 m