Rural Electrification Corporation Interview Questions

Which of the following fractions is less than 1/3(a) 22/62 (b) 15/46(c) 2/3(d) 1

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Simplify the expression sec θ – (sec θ)sin^2θ
A. sin^2θ
B. cos^2θ
C. cos θ
D. sin θ

332 viewsAdmin Changed status to publish January 1, 2022Aptitude Trigonometry

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The sum of the ages of 5 children born at the intervals of 3 years each is 50 years. what is the age of the youngest child ?
A. 6
B. 8
C. 10
D. 12

254 viewsAdmin Changed status to publish December 29, 2021Aptitude Problems on Ages

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A certain sum of money doubles itself in 10 years in how much many years will it trible itself at the same rate?

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Why you live the previous company?

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The speed of a boat in still water is 60kmph and the speed of the current is 20kmph. Find the speed downstream and upstream?

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How many tennis balls can you fit into a limousine?

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

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The cost of 16 pens and 8 pencils is Rs.352 and the cost of 4 pens and 4 pencils is Rs.96. Find the cost of each pen?

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The certain worth of a certain sum due sometime hence is Rs. 1600 and the true discount is Rs. 160. The banker’s gain is:
A. Rs. 6
B. Rs. 16
C. Rs. 26
D. Rs. 36

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

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A train 100 m long crosses a platform 125 m long in 15 sec; find the speed of the train?
A. 45 kmph
B. 50 kmph
C. 54 kmph
D. 60 kmph

153 viewsAdmin Changed status to publish November 16, 2021Aptitude Time and Distance

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How have you deal with a difficult customer?

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Three pipes A, B and C can fill a tank in 6 hours. After working at it together for 2 hours. C is closed A and B can fill the remaining par in 7 hours. The number of hours taken by C alone to fill the tank is?

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A word consists of 9 letters; 5 consonants and 4 vowels.Three letters are choosen at random. What is the probability that more than one vowel will be selected ?
A. 13/42
B. 17/42
C. 5/42
D. 3/14

248 viewsAdmin Changed status to publish January 3, 2022Aptitude Probability

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