selec controls pvt. ltd. Interview Questions

One pipe ca fill a tank three times as fast as another pipe. If together the two pipes can fill the tank in 36 minutes, then the slower pipe alone will be able to fill the tank in:

132 viewsAptitude Business Analyst

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Two pipes can fill a tank in 10 and 12 hours respectively while third pipe will make the tank empty in 20 hours. If all three pipes operate simultaneously, in how many hours the tank will be filled ?

198 viewsGeneral Aptitude

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How do you feel about reporting to a younger person?

181 viewsHR

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What is the sum of all the prime numbers from 20 to 40?
A. 120
B. 140
C. 160
D. 180

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

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The present worth of a certain sum due sometimes hence is Rs. 1600 and the true discount is Rs. 160 . The banker’s gain is :
A. Rs. 12
B. Rs. 14
C. Rs. 16
D. Rs. 18

150 viewsAdmin Changed status to publish January 1, 2022Aptitude Banker's discount

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If two dies are thrown simultaneously what is the prob. of one of the dice getting face 6 ?

194 viewsGeneral Aptitude

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Which of the following will be the changed form of the word OBLIQUE when the word is written again by substituting each vowel by the 2nd letter following it in the English alphabet and substituting each consonant by the 3rd letter following it in the English alphabet? (1) MEDGTSD (2) RDNLSXH (3) QEOKTXG (4) QEOKTWG (5) None of these

479 viewsGeneral Aptitude

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49 race cars and no two have the same speed. Now give you 7 tracks with equal length to find the 25th fastest car. At least how many races are needed.(no time recorder)

145 viewsAptitude

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5 men and 12 boys finish a piece of work in 4 days, 7 men and 6 boys do it in 5 days. The ratio between the efficiencies of a man and boy is?

136 viewsAptitude

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What is your ideal working environment.

229 viewsAptitude

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Mode is best measure of tendency if analysis is
A. Sof deciles
B. experimental
C. exploratory
D. descriptive

201 viewsAdmin Changed status to publish November 17, 2021Aptitude Averages

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A boat running downstream covers a distance of 16 km in 2 hours while for covering the same distance upstream, it takes 4 hours. What is the speed of the boat in still water?

171 viewsAptitude

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P, Q, R, S, T and U are six cities which are in a row in the same order. A bus, b1 travels from P to U and another bus b2 travel from U to P. The bus b1 reaches S at 10:40 and bus b2 reaches Q at 10:35 if the travel time between any two adjacent cities is 40 minutes and the stoppage time at each city is 15 minutes, then at what time do they start at their respective destinations?

146 viewsAptitude

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250 / √? = 10
A. 525
B. 625
C. 725
D. 825

628 viewsAdmin Changed status to publish November 23, 2021Aptitude Square root and Cube root

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. Who was the Chairman of drafting Committee to prepare adraft Constitution for India?(1) Dr. S. Radha Krishnan(2) Dr. B.R. Ambedkar(3) K.M. Munshi(4) B.N. Roy

182 viewsAptitude

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