marlabs inc Interview Questions

If two cards are taken one after another without replacing from a pack of 52 cards what is the probability for the two cards be queen.

175 viewsGeneral Aptitude

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What was the toughest decision you ever had to make?

180 viewsHR

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A boat having a length 3 m and breadth 2 m is floating on a lake. The boat sinks by 1 cm when a man gets into it. The mass of the man is :
A. 60 kg
B. 70 kg
C. 80 kg
D. 90 kg

194 viewsAdmin Changed status to publish November 18, 2021Aptitude Areas

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The sum of two numbers is 528 and their H.C.F is 33. The number of pairs of numbers satisfying the above condition is
A. 2
B. 4
C. 6
D. 8

551 viewsAdmin Changed status to publish December 30, 2021Aptitude Problems on H.C.F and L.C.M

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Draw three concentric circles with a line passing through their centers without lifting your hand.

216 viewsAptitude

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At what time between 3 and 4 o’clock will the minute hand and the hour hand are on the same straight line but facing opposite directions
A. 350/11
B. 3:49
C. 3:15
D. 540/11

466 viewsAdmin Changed status to publish December 31, 2021Aptitude Time and Clock

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In ordered pair (-8,6) of linear equation, y-intercept is
A. 2
B. 4
C. 6
D. 8

471 viewsAdmin Changed status to publish January 6, 2022Aptitude Linear Equations

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” A,B,C,D,E and F are a group of friends. There are two house wives, one professor , one engineer, one accountant and one lawyer in the group.There are only two married couples in the group. The lawyer is married to D, who is a housewife. No women in the group is either an engineer or an accountant. C, the accountant, is married to F, who is a professor. A is married to housewife. E is not a housewife. What is E’s profession? “

145 viewsAptitude

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Find the least number of six digits which is a perfect square. Find the square root of this number.
A. 307
B. 317
C. 327
D. 337

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

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Today is Thursday. What day of the week it was 30 days?
A. Monday
B. Wednesday
C. Sunday
D. Tuesday

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

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A train 110 meters long is running with a speed of 60 kmph. In what time will it pass a man who is running at 6 kmph in the direction opposite to that in which the train is going?

204 viewsAptitude

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A man whose speed is 4.5 kmph in still water rows to a certain upstream point and back to the starting point in a river which flows at 1.5 kmph, find his average speed for the total journey?

188 viewsAptitude

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A swimming pool 9 m wide and 12 m long is 1 m deep on the shallow side and 4 m deep on the deeper side. Its volume is:
A. 220
B. 270
C. 280
D. 320

239 viewsAdmin Changed status to publish November 18, 2021Aptitude Areas

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A and B invest in a business in the ratio 3 : 2. If 5% of the total profit goes to charity and A’s share is Rs. 855. How much is the total profit?

178 viewsAptitude

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Find the value of A between 270° and 360° if sin^2 A – sin A = 1
A. 300°
B. 310°
C. 320°
D. 330°

511 viewsAdmin Changed status to publish December 31, 2021Aptitude Trigonometry

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