Logic puzzles, riddles, math puzzles and brainteasers - pzzls.com

Vandaag is het 21 October 2018

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# Predicting share prices - math puzzle

Difficulty:

Rating: 2.6/5.0

 What will be the probability that the price of a randomly choosen share that can be bought on the euronext stock exchange in Amsterdam, starts with the digit 1?

# Voltage voodoo - science puzzle

Difficulty:

Rating: 3.1/5.0

 In the figure, an electrical circuit is drawn. In the middle of the circuit a infinitely long metal bar is placed indicated with the grey circle. In this bar, an oscillating magnetic field is induced by a coil which is attached somewhere to the bar. Two resistors are located in the circuit with values R1 and R2. The alternating voltages V1 and V2 are being measured with two perfect alternating voltages meters. What is the relation between the two voltages V1 and V2? a) V1 : V2 = R2 : R1 b) V1 : V2 = 1 : 1 c) V1 : V2 = R1 : R2 d) V1 = V2 = 0 e) something different.

# Address unknown - logic puzzle

Difficulty:

Rating: 3.2/5.0