What does an Island and the letter T have in common?

An evil man kidnapped someone and made them take one of two pills. One was harmless, but the other was poisonous. Whichever pill the victim took, the kidnapper took the other one. The victim took their pill with water and died. The kidnapper survived. How did the kidnapper get the harmless pill?

One is to three as three is to five and five is to four and four is the magic number.
What is the pattern?

Which number should replace the question mark?

John can place six large boxes or nine small boxes into a carton.

Can you find out in how many cartons can he place sixty-six boxes in total?

A wooden log balances equally on the scales when weighed with three-quarters of a pound and three-quarters of a wooden log.

Can you calculate the weight of the entire wooden log?

What comes
Once in a Year
Twice in a Month
4 times in a Week
6 times in a Day

Can you decipher these quotes by Albert Einstein?
Blf xzm mvevi hloev z kilyovn lm gsv ovevo lm dsrxs rg dzh xivzgvw.

People put me on the table and cut me but do not eat me. What am I?

Find the value of "?" in the ball picture Riddle below: