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# Puzzle Archives :: Maths Puzzle

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Maths Puzzle Practice Set 1

• Question :: 1

If you look at a clock and the time is 3:15 then what is the angle between the hour hand and minute hand?

No Best Answer on this question yet!

Not Yet Asked in Any of the Companies

• Question :: 2

A Russian gangster kidnaps you. He puts two bullets in consecutive order in an empty six-round revolver, spins it, points it at your head and shoots. *click* You’re still alive. He then asks you, “do you want me to spin it again and fire or pull the trigger again right away?” For each option, what is the probability that you’ll be shot?

No Best Answer on this question yet!

• Question :: 3

You’re about to get on a plane to Seattle. You want to know if it’s raining. You call 3 random friends who live there and ask each if it’s raining. Each friend has a 2/3 chance of telling you the truth and a 1/3 chance of messing with you by lying. All 3 friends tell you that “Yes” it is raining. What is the probability that it’s actually raining in Seattle?

No Best Answer on this question yet!

• Question :: 4

You have a 3-gallon jug and 5-gallon jug, how do you measure out exactly 4 gallons?

No Best Answer on this question yet!