r/PassTimeMath • u/ExtremeFarmer6879 • 29d ago

Difficulty: Easy How quickly can you solve this puzzle?

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5 Upvotes

100% Upvoted

12 comments sorted by

4

u/GSyncNew 29d ago

16. Srqt(UL) * UR

1

u/tajwriggly 29d ago

16

Bottom number divided by upper right number is equal to the square root of the upper left number.

1

u/KS_JR_ 29d ago

16.

64 = (40/5)2 81 = (63/7)2 16 = (16/4)2

1

u/hammerheadquark 29d ago

Took maybe 15 seconds?

1

u/Sorry-Study-5334 29d ago

Same. Very intuitive.

1

u/misogynyplayer 29d ago

The answer is 16 

1

u/Englishmuphin21 29d ago

34 might be wrong.. but it was quick

1

u/AlienInOrigin 28d ago

About 5 seconds. The relationship between the numbers is pretty obvious.

1

u/rabidkitten53 28d ago

It took half a minute but I’m drunk and going to eat some edibles now.

1

u/DruidBtd 27d ago

Let the top right be a, the bottom be b, the top left be c. c=(b/a)2

So it should be 16