Tech Mahindra Papers: Sample Questions 15  17 of 42
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Question number: 15
» Aptitude
MCQ▾
Question
How many mashes are there in 1 square meter of wire gauge if each mesh is 8mm long and 5mm wide?
Choices
Choice (4)  Response  

a.  250 

b.  2500 

c.  25000 

d.  250000 

Answer
c.Explanation
 We know, 1 m = 100 cm
 1 cm = 10 mm
 So, 1 mm = 100 cm = 1000 mm
 So, 1 =
 Let there be x number of meshes in 1 square meter of wire gauge. Mesh is 8 mm long and 5 mm wide.
 Volume of total number of meshes is equal to volume of wire gauge.
 There are total 25000 meshes in wire gauge.
Question number: 16
» Aptitude
MCQ▾
Question
If a boat is moving in upstream with velocity of 14 km/hr and goes downstream with a velocity of 40 km/hr, then what is the speed of the stream?
Choices
Choice (4)  Response  

a.  34 km/hr 

b.  26 km/hr 

c.  13 km/hr 

d.  None of the above 

Answer
c.Explanation
 Boat is moving in upstream with velocity of 14 km/hr, i. e. b = 14 km/hr
 Boat is moving in downstream with velocity of 40 km/hr, i. e. a = 40 km/hr
 Here, we have to find the speed of stream.
 Let the speed of stream be v km/hr.
 Speed of stream,
 Speed of stream is 13 km/hr.
Question number: 17
» Aptitude
Short Answer Question▾
Write in Short
What will be the next term of the series?
23,48,84,133, —
Explanation
 First term of the series is 23 and second term of the series is 48.
 Difference between first and second term is 25, which is square of 5.
 Third term of the series is 84.
 Difference between second and third term of the series is 36, which is square of 6.
 Fourth term of the series is 133.
 Difference between third and fourth term of the series is 49, which is square of 7.
 Following the same pattern, difference between fourth and fifth term of the series should be square of 8, i. e. 64
 Therefore,
 Fifth term of the given series should be 197.