Problem of the Week

A riddle problem is a question or statement intentionally phrased so as to require ingenuity in ascertaining its answer or meaning, typically presented as a game. Below is a list of the past problem of the week riddles in descending chronological order.

Lily Is A Lilypad In A Small Pond. Lilly Doubles Her Size Each Day

POW: 08-04-2025

Lily is a lilypad in a small pond. Lilly doubles her size each day, On the 20th day she covers the whole pond. On what day was Lily half the size of the pond?

Answer: Day 19, it's not 10 because on day 20 she doubled from day 19, so 19 must be half the size of the pond.

Four Times Older Thank My Daughter Riddle

POW: 07-28-2025

I am four times as old as my daughter. In 20 years time I shall be twice as old as her. How old are we now?

Answer: I am 40 and my daughter is 10.

A Large Truck Is Crossing A Bridge

POW: 07-21-2025

A large truck is crossing a bridge 1 mile long. The bridge can only hold 14000 lbs, which is the exact weight of the truck. The truck makes it half way across the bridge and stops. A bird lands on the truck. Does the bridge collapse? Give a reason.

Answer: No it does not collapse. Because it has driven a half mile - you would subtract the gas used from the total weight of the truck.

If The Day Before Yesterday

POW: 07-14-2025

If the day before yesterday is the 23rd, then what is the day after tomorrow?

Answer: The 27th. The day before yesterday is the 23rd. Therefore, yesterday was the 24, today is the 25th, tomorrow would be the 26th and the day after tomorrow would be 27th.

What Is The Answer Math Riddle

POW: 07-07-2025

What is 1/2 of 1/4 of 2/9 of 3/7 of 84?

Answer: The answer is 1. 3/7 of 84 = 36. 2/9 of 36 = 8. 1/4 of 8 = 2. 1/2 of 2 = 1

Two Numbers Riddle

POW: 06-30-2025

Take two numbers, such that the square of the first, plus the square of the second, shall equal 8; while the first, plus the product of the first and second, shall equal 6. What are the two numbers?

Answer: 2 and 2.