Diya Systems (Mangalore) Interview Questions

On a empty chessboard, a horse starts from a point (say location x,y) and it starts moving randomly, but once it moves out of board, it cant come inside. So what is the total probability that it stays within the board after N steps.

187 viewsAptitude

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Let s(w) denote the set of all the letters in w where w is an English word. Let us denote set equality, subset and union relations by =, ⊂ and ∪ respectively. Which of the following is NOT true?
A. s(ten) ⊂ s(twenty)
B. s(stored) = s(sorted)
C. s(sixty) ⊂ (s(six) ∪ s(twenty)
D. None of thes

531 viewsAdmin Changed status to publish January 5, 2022Aptitude Relations and Functions

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Find the length of the diagonal of a cuboid 12m long, 9 m broad and 8 m high.
A. 13.75
B. 14
C. 17
D. 23

29 viewsAdmin Changed status to publish November 22, 2022Geometry Questions Mathematics

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If the length of the train is 100m and its speed is 60km/h and another length of the train is 80km and its speed is 50km then its travelling in opposite direction. Find out the time of crossing each other(m/s)?

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Which of the following number is divisible by 4 and 9?
A. 2736
B. 2738
C. 2734
D. 2730

210 viewsAdmin Changed status to publish November 23, 2021Aptitude Problems on Numbers

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Two matrices A and B are added if
A. no of rows of A is equal to no of columns of B
B. no of columns of A is equal to columns of B
C. both have same order
D. both are rectangular

144 viewsAdmin Changed status to publish December 30, 2021Aptitude Matrices and determinants

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A certain sum is invested at simple interest at 18% p.a. for two years instead of investing at 12% p.a. for the same time period. Therefore the interest received is more by Rs. 840. Find the sum?

154 viewsAptitude Assistant Manager

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The price of commodity X increases by 40 paise every year, while the price of commodity Y increases by 15 paise every year. If in 2001, the price of commodity X was Rs. 4.20 and that of Y was Rs. 6.3
A. 2011
B. 2010
C. 2009
D. 2008

166 viewsAdmin Changed status to publish December 24, 2021Aptitude Fractions and Decimals

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12 kg of rice costing 30 per kg is mixed with 8 kg of rice costing 40 per kg. The average per kg price of mixed rice is
A. 30
B. 32
C. 34
D. 36

152 viewsAdmin Changed status to publish October 20, 2022Aptitude Elementary Mathematics

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A water tank is two-fifth full. Pipe A can fill a tank in 10 minutes and pipe B can empty it in 6 minutes. If both the pipes are open, how long will it take to empty or fill the tank completely ?
A. 6 min, to empty
B. 6 min. to fill
C. 9min. to empty
D. 9 min. to fill

199 viewsAdmin Changed status to publish January 1, 2022Aptitude Pipes And Cisterns

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The sum of the present ages of two persons A and B is 60. If the age of A is twice that of B, find the sum of their ages 5 years hence?

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If the seventh day of a month is three days earlier than Friday, What day will it be on the nineteenth day of the month?
A. Wednesday
B. Tuesday
C. Monday
D. Sunday

194 viewsAdmin Changed status to publish December 30, 2021Aptitude Calendar

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Who removes the Judges of Supreme Court and High Court?

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Simplify (1 ⁄ s) – (1 ⁄ t)
A. (t - s) ⁄ st
B. (s - t) ⁄ st
C. 1 ⁄ (s - t)
D. 0

396 viewsAdmin Changed status to publish January 1, 2022Algebra Problems Aptitude

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A MAN’S SALARY IS INCREASED BY 1200 ,TAX IS DECREASED FROM 12% TO 10% BUT HE PAYS SAME AMOUNT AS TAX . WHAT IS THE PREVISIOUS SALARY?

153 viewsGeneral Aptitude

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