Latest MBA Aptitude Question SOLUTION: Find the real solutions to x, y & z if : log10(2000xy) - log10x log10y = 4, log10(2yz) - log10y log10z = 1, log10zx - log10z log10x = 0.

1) None of these

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Previous Question: 3 cards are selected at random from a pack of 52 cards. What is the probability of getting more number of kings than queens?

1) 4032/6400
2) 4076/5203
3) 3492/4803
4) 334/8830
Next Question: Say there is a number system with only 8 or 9 as digits and all possible 10 digits numbers are formed . How many number has two consecutive 9's ?

1) 888
2) 900
3) 1024
4) 880

(#M40015302) MBA question set theory, logarithms, ratio proportion & variation Keep an EYE

Find the real solutions to x, y & z if : log10(2000xy) - log10x log10y = 4, log10(2yz) - log10y log10z = 1, log10zx - log10z log10x = 0.

1) None of these
2) (1, 5, 1), (100, 20, 100)
3) (10, 4, 3), (100, 20, 100)
4) (1, 5, 1), (120, 25, 120)

Asked In MBA (11 years ago)

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Previous Question: 3 cards are selected at random from a pack of 52 cards. What is the probability of getting more number of kings than queens?

1) 4032/6400
2) 4076/5203
3) 3492/4803
4) 334/8830
Next Question: Say there is a number system with only 8 or 9 as digits and all possible 10 digits numbers are formed . How many number has two consecutive 9's ?

1) 888
2) 900
3) 1024
4) 880

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