Tecnotree Interview Questions

Consider a pile of Diamonds on a table. A thief enters and steals 1/2 of the total quantity and then again 2 extra from the remaining. After some time a second thief enters and steals 1/2 of the remaining+2. Then 3rd thief enters and steals 1/2 of the remaining+2. Then 4th thief enters and steals 1/2 of the remaining+2. When the 5th one enters he finds 1 diamond on the table. Find out the total no. of diamonds originally on the table before the 1st thief entered.

135 viewsAptitude

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Area of the base of a cuboid 49 sq m, area of side face and other side face are 64 sq m and 25 sq m respectively. Find the volume of the cuboid
A. 240
B. 260
C. 280
D. 300

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

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√.04
A. 0.1
B. 0.2
C. 0.3
D. 0.4

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

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Find the least number which when divide by 2, 3, 4, 5 and 6 leaves 1, 2, 3, 4 and 5 as remainders respectively, but when divided by 7 leaves no remainder?
A. 109
B. 119
C. 129
D. 139

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

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√0.0009 + √0.01 = ?
A. 3.3
B. 2.3
C. 1.3
D. 0.3

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

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Two circles touch each other externally at P. AB is a direct common tangent to the two circles, A and B are points of contact and angle(PAB) = 35 deg. Then, angle(ABP) is
A. 45 deg
B. 55 deg
C. 65 deg
D. 75 deg

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

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Sushil got thrice as many marks in English as in Science. His total marks in English, Science and Maths are 162. If the ratio of his marks in English and Maths is 3:5, find his marks in Science?
A. 08
B. 18
C. 28
D. 38

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

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0.8 × 42 − 36 × 0.7 = ?
A. 6.4
B. 7.4
C. `8.4
D. 9.4

537 viewsAdmin Changed status to publish January 1, 2022Aptitude Simplification

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Train P crosses a pole in 30 seconds and train Q crosses the same pole in one minute and 15 seconds. The length of train P is three-fourths the length of train Q. What is the ratio of the speed of tra
A. 15 : 8
B. 8 : 15
C. 5 : 3
D. 3 : 5

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

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Slope of straight line of any equation which rises from left to right with intercepts is classified as
A. positive slope
B. negative slope
C. order pair slope
D. undefined slope

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

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On a given day, a bank had 16000 cheques returned by customers. Inspection of the first 800 cheques indicated that 100 of those 800 had errors and were therefore the available immediately for data processing. On this basis, hwo many cheques would be available immediately for data processing on that day?

181 viewsGeneral Aptitude

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Speed of a boat in standing water is 9 kmph and the speed of the stream is 1.5 kmph. A man rows to a place at a distance of 105 km and comes back to the starting point . The total time taken by him i
A. 12 hours
B. 24 hours
C. 36 hours
D. 40 hours

232 viewsAdmin Changed status to publish January 3, 2022Aptitude Boats and Streams

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What day of the week was 1 January 1901

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

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A driver drives at a speed of 72kmph in a highway. Another driver drives at the speed of 25 m/sec . find the difference in their speeds in m/sec. ?

185 viewsGeneral Aptitude

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A man leaves a point P at 6 a.m. and reaches the point Q at 10 a.m. another man leaves the point give at 8 a.m. and reaches the point P at 12 noon. At what time do they meet?
A. 8 a.m.
B. 9 a.m.
C. 8 p.m.
D. 9 p.m.

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

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