Level 3
Peter made 75 paper aeroplanes in four days. Each day after the first day, he made double the number paper aeroplanes than the day before. How many paper aeroplanes did he make on the first day?
Level 3
The number of people who visited the museum triples every week. A total of 1674 people visited the museum on the 3rd week of the month. How many people visited the museum on the first week of the month?
Level 2
Jonathan paid $18.40 for a CD. He bought another MP3 player which cost 4 times as much as the CD. What was the total cost of the MP3 player and the CD?
Level 2
A roll of rope was cut into 2 pieces. One piece was 4 times as long as the other piece. If the longer piece was 20.05 m long, what was the length of the shorter piece?
Level 3
The length of a rectangular field is twice as long as its breadth. The perimeter of the rectangular field is 36 m. What is the area of the rectangular field?
Level 3
Adam ran around a rectangular field from W to X to Y to Z and back to W. He covered a distance of 300 m. If the length of the field is twice the breadth, what is the area of the field?