Level 2
Given the following numbers, 28, 15, 32, 13, 8, how many even numbers are there in all?
2 m
Level 2
The next odd number after 251 is           .
2 m
Level 1
Use all the digits 9, 7, 2 to form the smallest three-digit odd number.
2 m
Level 1
Use all the digits 9, 7, 2 to form the biggest three-digit even number.
2 m
Level 1
Which is the smallest odd number?
  1. 457
  2. 254
  3. 369
2 m