Level 3
An eraser cost twice as much as a chalk. Ethan bought 1 eraser and 2 chalks for $16.
  1. How much did one chalk cost?
  2. How much did one eraser cost?
4 m
Level 3
Jeremy buys a pen and a ruler for $12. The pen costs twice as much as the ruler. How much does the pen cost?
4 m
Level 3
There were some boys and girls in a classroom. 6 boys left and now, there are twice as many boys as girls in the room. If there are only 8 girls, how many boys were in the classroom at first?
4 m
Level 3
The mass of a mango is 250 g. The mass of a durian is 3 times the mass of the mango. What is the total mass of the mango and the durian?
4 m
Level 3
Demi has 9 oranges. Juliet has 4 times as many oranges as Demi. How many oranges do they have altogether?
4 m