Brain Teasers
Safes
A well known bank in San Franscico was robbed. The robber opened 8 safes in this order:
59, 49, 58, 50, 57, 51, 56, ??
What was the last safe opened?
59, 49, 58, 50, 57, 51, 56, ??
What was the last safe opened?
Answer
52 (-10 +9 -8 +7 -6 +5 -4)Hide Answer Show Answer
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Comments
i mean, yes, that math works, but look at every other term... the 1,3,5,7 = minus 1, the 2.4.6.8 = +1, so thats actually easier than your own solution, i feel
That's probably the most inefficient way to open safes!
great teaser!
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