Archive · Tuesday, October 20, 2026

Hunch #20

For each question, give a low and a high you are 80% sure the answer sits between. Tighter brackets score more; a miss scores zero. You can type 2 million, 3e9, 1.5k or 45%.

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FoldingQuestion 1 of 8

A sheet of paper 0.1 mm thick is folded in half 16 times (pretend that is possible: ordinary paper is hard to fold more than 7 or 8 times). How thick is the folded stack, in metres?

Low High metres

Head mathsQuestion 2 of 8

What is 1 + 2 + 3 + … + 11,238 (every whole number up to 11,238 added together)?

Low High

ClockworkQuestion 3 of 8

How many seconds are there in 28 weeks?

Low High seconds

DiceQuestion 4 of 8

You roll a pair of fair dice 69 times. What is the chance, in percent, of at least one double six?

Low High percent

InterestQuestion 5 of 8

You put $100 in an account that pays 7% a year, added once a year, and never touch it. What is it worth after 13 years, in dollars?

Low High dollars

CalendarQuestion 6 of 8

How many days after December 24, 1870 is January 9, 1897?

Low High days

PackingQuestion 7 of 8

How many 1-inch cubes fit, packed perfectly with no gaps, in a box 3 ft long, 5 ft wide and 1 ft tall?

Low High cubes

OrdersQuestion 8 of 8

A team of 6 is picked from a club of 25 members. How many different teams are possible (order does not matter)?

Low High teams

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