3. The beetle is 3 times heavier than the cat, the mouse is 10 times lighter than the cat, the turnip is 60 times heavier than the mouse. How many times heavier is the turnip than the beetle? Justify your answer.
# Answer. 2 times.

Solution. Cat $=10$ mice, turnip $=60$ mice. Therefore, the turnip is 6 times heavier than the cat. That is, the turnip $=6$ cats. According to the condition, Zhuchka $=3$ cats. Therefore, the turnip is 2 times heavier than Zhuchka.

## Grading Criteria.

- Correct solution - 7 points.
- Correct answer, partial explanations (some of the relationships are found), but no full justification - 3 points.
- Correct answer without explanations, how it was obtained - 2 points.
- Partial progress, for example, found that the turnip is 6 times heavier than the cat - up to 2 points.