Tech Mahindra Papers: Sample Questions 35 - 37 of 42

Examrace Placement Series prepares you for the toughest placement exams to top companies.

Question number: 35

» Aptitude

MCQ▾

Question

If in a word “RANGE” is coded as 12345 and “RANDOM” is coded as 123678, then the code for the word “MANGO” would be

Choices

Choice (4) Response

a.

84563

b.

82347

c.

82357

d.

82543

Answer

b.

Explanation

  • Here, “RANGE” is coded as 12345 and “RANDOM” is coded as 123678.
  • By observation, we can conclude that R is coded as 1, A is coded as 2 and N is coded as 3.
  • Same way, 4,5, 6,7 and 8 stands for G, E, D, O and M letters respectively.
  • We are asked to find the code word for “MANGO”.
  • Here, M will be coded as 8.
  • A will be coded as 2
  • N will be coded as 3
  • G will be coded as 4
  • O will be coded as 7
  • So, code word for “MANGO” will be 82347.

Question number: 36

» Aptitude

MCQ▾

Question

A can have a piece of work done in 8 days, B can work three times faster than the A, C can work five times faster than A. How many days will they take to do the work together?

Choices

Choice (4) Response

a.

can’t say

b.

days

c.

4 days

d.

3 days

Answer

b.

Explanation

  • A can complete a work in 8 days. So, work done by A in one day is .
  • B can work three times faster than A. So, work done by B in one day is .
  • C can work five times faster than A. So, work done by C in one day is .
  • Work done by all three in one day will be,
  • So, they all will take days to complete the work together.

Question number: 37

» Aptitude

Short Answer Question▾

Write in Short

Sum of money at compound interest amounts thrice itself in 3 years. In how many years will it take 9 times itself?

Explanation

  • For compound interest,

  • We are asked to fin number of years when money will be 9 times the original.

  • In 6 years, sum will be 9 times the original amount.