Q1
Not Answered
Q1. A ferry carries 2 crates per crossing. 29 crates must cross one-way. Minimum crossings?
Minimum one-way crossings = ceil(29/2) = 15.
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River Crossing
Solve classic river crossing logic puzzles that test constraints and step planning.
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You will get a fresh set each session. Select an option to instantly see correctness and explanation.
10 questions
~5 minutes
Randomized each time
Explanations included
Answered
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Session
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Q2
Not Answered
Q2. Classic puzzle: A farmer must move a wolf, goat, and cabbage across a river. Boat carries farmer plus one item. Minimum one-way trips?
The optimal sequence for wolf-goat-cabbage needs 7 one-way crossings.
Q3
Not Answered
Q3. A boatman moves 12 parcels across, carrying one parcel outbound and returning empty except after the final trip. Total one-way movements?
For n parcels, one-way movements = 2n - 1 = 23.
Q4
Not Answered
Q4. A ferry carries 4 sacks per crossing. 11 sacks must cross one-way. Minimum crossings?
Minimum one-way crossings = ceil(11/4) = 3.
Q5
Not Answered
Q5. A boatman moves 8 parcels across, carrying one parcel outbound and returning empty except after the final trip. Total one-way movements?
For n parcels, one-way movements = 2n - 1 = 15.
Q6
Not Answered
Q6. A ferry carries 3 people per crossing. 13 people must cross one-way. Minimum crossings?
Minimum one-way crossings = ceil(13/3) = 5.
Q7
Not Answered
Q7. A boatman moves 6 parcels across, carrying one parcel outbound and returning empty except after the final trip. Total one-way movements?
For n parcels, one-way movements = 2n - 1 = 11.
Q8
Not Answered
Q8. A ferry carries 6 people per crossing. 18 people must cross one-way. Minimum crossings?
Minimum one-way crossings = ceil(18/6) = 3.
Q9
Not Answered
Q9. A boatman moves 5 parcels across, carrying one parcel outbound and returning empty except after the final trip. Total one-way movements?
For n parcels, one-way movements = 2n - 1 = 9.
Q10
Not Answered
Q10. A ferry carries 2 boxes per crossing. 26 boxes must cross one-way. Minimum crossings?
Minimum one-way crossings = ceil(26/2) = 13.
Quiz Summary
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River Crossing Puzzle Questions with Solutions
Train your logic and pattern-recognition using timed river crossing puzzle quizzes. Solve one question at a time, get instant correctness feedback, and learn with clear explanations.
How to prepare effectively for this topic?
Practice short timed sets daily, review every explanation, and track recurring mistakes for weekly revision.
Are these questions useful for placements and competitive exams?
Yes. The format mirrors common screening rounds with option-based answers and explanation-driven learning.