1. A cake weighs 900g. Paul cuts it into 4 pieces. The weight of the largest piece is the same as the
total weight of the other three pieces. What is the weight of the largest piece?
A. 250g
B. 300g
C. 400g
D. 450g
E. 600g
2. What is the difference between the smallest 5-digit number and the largest 4-digit number?
A. 1
B. 10
C. 1111
D. 9000
E. 9900
3. Katrin has 38 matches. She built a triangle and a square, using all the matches. Each side of the
triangle consists of 6 matches. How many matches are in each side of the square?
A. 4
B. 5
C. 6
D. 7
E. 8