John Keells Interview Questions

Area bounded by the parabola 2y = x and the line x = y – 4 is equal to
A. 9
B. 10
C. 11
D. 12

202 viewsAdmin Changed status to publish December 30, 2021Aptitude Calculus

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if 30 men completes a job in 15 days working 9 hrs per day.. how much hours per day should 40 men work ??

294 viewsGeneral Aptitude

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A has to pay Rs. 220 to B after 1 years . B asks A to pay Rs. 110 in cash and defer the payment of Rs. 110 for 2 years. . A agrees to it . If the rate of interest be 10% per annum , in this mode of p
A. There is no gain or loss to any one
B. A gains Rs. 7.34
C. A loses Rs. 7.34
D. A gains Rs. 11

186 viewsAdmin Changed status to publish December 31, 2021Aptitude True Discount

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The ratio of 1 hour to 300 seconds is:
A. 1:12
B. 12:1
C. 21:1
D. 1:21

376 viewsAdmin Changed status to publish January 1, 2022Aptitude Ratio and Proportion

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Passenger train and Freight train passing on parallel tracks. Passenger train takes takes twice as much time to pass the Freight train when moving in same direction and also the same time when moving in the opp direction. How much faster is the passanger train?

199 viewsAptitude

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What is the probability that a leap year has 53 Sundays and 52 Mondays?
A. 1/3
B. 1/5
C. 1/7
D. 1/9

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

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A certain number of men can finish a piece of work in 10 days. If however there were 10 men less it will take 10 days more for the work to be finished. How many men were there originally?

490 viewsAptitude

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In a row of girls, Bina is 5th from the left and Priyanka is6th from the right. When they exchange their positions, then Bina becomes 13th from the left. What will be Priyanka’s position from the right ?
A. 14th
B. 7th
C. 11th
D. 18th

211 viewsGeneral Aptitude

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A boat is being rowed away from a cliff 150m high. At the top of the cliff the angle of depression of the boat changes from 60º to 45º in 2 minutes. Find the speed of the boat.
A. 1.9 km/hr
B. 2.3 km/hr
C. 3.8 km/hr
D. 4.5 km/hr

485 viewsAdmin Changed status to publish November 23, 2021Aptitude Height and Distanc

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Consider a function which, for a given whole number n, returns the number of ones required when writing out all numbers between 0 and n. For example, f(13)=6. Notice that f(1)=1. What is the next largest n such that f(n)=n?

225 viewsGeneral Aptitude

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Currently, the age of a father is three times that of his son. 2.5 years from now, age of the father becomes 2.5 times that of the son. The age of son currently is?

122 viewsAptitude

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What is the one thing that you want to improve about yourself?

175 viewsHR

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Are you demanding as a boss?

498 viewsHR

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A thief goes away with a SANTRO car at a speed of 40 kmph. The theft has been discovered after half an hour and the owner sets off in a bike at 50 kmph when will the owner over take the thief from the start?

480 viewsAptitude

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How many different words beginning with O and ending with E can be formed with the letters of the word ORDINATE, so that the words are beginning with O and ending with E?<
A. 5!
B. 7!
C. 9!
D. 3!

168 viewsAdmin Changed status to publish November 25, 2021Aptitude Permutation and Combination

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