🦘 Math Kangaroo Grade All Felix 1-2 Ecolier 3-4 Benjamin 5-6 Kadett 7-8 Junior 9-10 Student 11-12 ⇄ switch contest
2013 Math Kangaroo

Problem 2

Problem 2 · 2013 Math Kangaroo Easy
Spatial & Visual Reasoning careful-counting

In which picture are there more black kangaroos than white ones?

Figure for Math Kangaroo 2013 Problem 2
Show answer
Answer: D
Show hints
Hint 1 of 3
Pick one picture at a time and look at it on its own.
Still stuck? Show hint 2 →
Hint 2 of 3
Count the black kangaroos, then the white kangaroos, and see which group is bigger.
Still stuck? Show hint 3 →
Hint 3 of 3
You are looking for the one picture where the black group is the bigger group.
Show solution
Approach: in each picture, compare the size of the black group to the white group
  1. Take each picture and count its black kangaroos and its white kangaroos separately.
  2. In four of the pictures the white group is the same size or bigger than the black group.
  3. Only in picture D are there more black kangaroos than white ones.
Mark: · log in to save