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2026

Tricky Math Riddles Stumping Geniuses | Quiz Zone

Riddles & Brain Teasers

Defy Cunning Numerical Brain Teasers

Sharpen deduction skills on puzzles blending arithmetic precision with logical pitfalls.

#brain teasers#math riddles#hard logic#numerical tricks#deceptive math#math brainteasers#cognitive puzzles

Total Questions

Difficulty Level

hard

Progress

0/0

Quiz Questions

Answer all questions below and test your knowledge.

1
A lily pad doubles in area each day and covers the whole pond on day 48. On which day is half the pond covered?
Question 1
2
100 closed lockers. Student 1 toggles all, student 2 every second, up to student 100. How many open at end?
Question 2
3
Bat and ball cost $1.10 total. Bat costs $1 more than ball. Ball price?
Question 3
4
5 machines make 5 widgets in 5 minutes. Time for 100 machines to make 100 widgets?
Question 4
5
Trader buys horse for $60, sells $70; buys back $80, sells $90. Total profit?
Question 5