2025_Solutions_Grades 3-4-2025Solutions34edAOG012225

2025Solutions34edAOG012225
Pdf Summary
The Math Kangaroo USA 2025 Solution Suggestions for Grades 3 and 4 provides solutions to various logic and math-based problems. Here are summaries of a few problems included:

1. <strong>Visual Sequence (Problem 1):</strong> The solutions guide through a sequence where blocks are added with each step. The correct choice is option A for the fourth picture.

2. <strong>Sum of Numbers (Problem 2):</strong> By testing, option E (5, 2, 0, 2) produces the highest sum when combined sequentially as 5202.

3. <strong>Rope and Knot Problem (Problem 3):</strong> Explains various configurations of loops in ropes. Only option E results in a knot similar to a shoelace knot, which cannot be easily undone.

4. <strong>Matching Pinwheel (Problem 4):</strong> By comparing pinwheel rotations, option E is identified as a rotatable match to Emma’s pinwheel.

5. <strong>Opposite Dice Faces (Problem 5):</strong> Evaluating die face pairs, pairs with sums of seven must be opposite each other. Option A is verified since its pairs don’t conflict with this rule.

6. <strong>Footprint Matching (Problem 6):</strong> Through retracing steps, footprint B is the best match.

7. <strong>Zoo Pathway (Problem 7):</strong> By counting grid steps, jumping from the zoo ends at house A.

8. <strong>Rod Assembly (Problem 8):</strong> The correct rods with specific triangular colors correspond to option E.

9. <strong>Value Assessment (Problem 9):</strong> Calculating values based on given exchange rates, option E matches the desired total.

10. <strong>Cookie Distribution (Problem 10):</strong> Redistribution calculations show that Anna still needs 6 cookies, option C.

11. <strong>Battery Charge (Problem 11):</strong> Based on usage patterns, Edward ends up with phone 2, confirmed by process elimination.

12. <strong>Checkerboard Filling (Problem 12):</strong> Determines that pieces 1 and 5 complete the checkerboard pattern successfully.

13. <strong>Sheep Food Distribution (Problem 13):</strong> Calculations determine the smaller sheep receive 60 grams of food, option B.

14. <strong>Tomato Cut (Problem 14):</strong> Determining cuts along lines 2 and 4 results in equal sides with 9 tomatoes each.

15. <strong>Number Relation (Problem 15):</strong> Fitting additional numbers finds 4 as the star number.

16. <strong>Rectangular Arrangement (Problem 16):</strong> Placing rectangles to form a specific area fits correctly with option E, producing a full square.

17. <strong>Ladybug Spots (Problem 17):</strong> With logic, remaining ladybugs have a total of 12 spots, option D.

18. <strong>Paper Folding (Problem 18):</strong> Refolding the paper results in configuration B.

19. <strong>Cube Coloring (Problem 19):</strong> Utilizing an alternating pattern, the cubes show configuration D from above.

20. <strong>Calendar Calculation (Problem 20):</strong> Backtracking dates reveals the first falls on a Thursday, option D.

21. <strong>Block Height Analysis (Problem 21):</strong> Calculation confirms uniform block construction with shared dimensions, option B.

22. <strong>Water Volume (Problem 22):</strong> Evaluating tubes shows test tube 3 has the least water, option C.

23. <strong>Fruit Count (Problem 23):</strong> Logical deduction results in the number of bananas being 13, option A.

24. <strong>Mass Calculation (Problem 24):</strong> Considering weights deduces that the mass of one is 3 kg, option C.

These given solutions not only offer answers but encourage fostering mathematical thinking and analysis among students in these grades.
Keywords
Math Kangaroo USA 2025
solution suggestions
Grades 3 and 4
logic problems
math problems
problem solutions
visual sequence
sum of numbers
knot problem
pinwheel matching