2020_Solutions_Grades 1-2-2020_Solutions_Levels

2020_Solutions_Levels_1&2
Pdf Summary
The document provides suggested solutions for the Math Kangaroo competition for Levels 1 and 2, held on March 19, 2020. It details the problem-solving process for a series of math problems, providing step-by-step explanations and the reasoning behind each solution.<br /><br />1. **Problem 1**: The solution determines when the kangaroo and the rabbit meet on a staircase by analyzing their movement patterns, concluding they meet on step 6.<br /><br />2. **Problem 2**: Discusses determining the correct castle selfie view by comparing the proportions and positions of the towers and walls.<br /><br />3. **Problem 3**: The problem is unspecified, but choice (A) is correct.<br /><br />4. **Problem 4**: Solving a pattern recognition puzzle related to a magician pulling animals from a hat.<br /><br />5. **Problem 5**: Aligning stars on two cards based on provided constraints highlights transformations.<br /><br />6. **Problem 6**: Determines unseen gray cubes using subtraction and given constraints.<br /><br />7. **Problem 7**: Identify the right diagram containing a specific number of triangles and squares through elimination.<br /><br />8. **Problem 8**: Assigns colors to numbers based on a pattern, choosing option D.<br /><br />9. **Problem 9**: Rotating a piece to fit a specific shape, selecting solution C.<br /><br />10. **Problem 10**: Using the criteria of a circular road without three houses, Point C is identified as a valid location for an additional house.<br /><br />11. **Problem 11**: Exploring cube visibility and necessity to determine the total used, revealing figure E uses the most cubes.<br /><br />12. **Problem 12**: Uses basic arithmetic to find hidden digits on a flower, leading to choice C.<br /><br />13. **Problem 13**: Analyzes shaded areas of squares for maximum shading.<br /><br />14. **Problem 14**: Finds numbers that compile to form given sums, suggesting numbers in yellow and blue boxes.<br /><br />15. **Problem 15**: Flipping and rotating shapes to determine final positions, settling on choice B.<br /><br />The document follows a structured approach to tackling each mathematical puzzle, ensuring clarity in explanations and fostering understanding of elementary mathematical concepts.
Keywords
Math Kangaroo
competition
problem-solving
step-by-step
solutions
patterns
geometry
arithmetic
puzzles
reasoning