Tech Mahindra Papers: Sample Questions 38 - 39 of 42

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Question number: 38

» Aptitude

MCQ▾

Question

The price of sugar increases by 20%, by what % house-wife should reduce the consumption of sugar so that expenditure on sugar can be same as before?

Choices

Choice (4) Response

a.

15%

b.

9%

c.

12%

d.

16.66%

Answer

d.

Explanation

  • If the price of any product gets increased by R % then to reduce the consumption of product so that expenditure does not increase, we need to apply this formula.
  • Here, price of sugar gets increased by 20%. So, house wife should reduce the consumption of sugar so that expenditure on sugar can be same as before by applying,

=

=

= 16.66%

  • House wife should reduce the consumption of sugar by 16.66%.

Question number: 39

» Aptitude

MCQ▾

Question

Complete the following series.

________, ayw, gec, mki, sqo

Choices

Choice (4) Response

a.

prs

b.

lmn

c.

awx

d.

usq

Answer

d.

Explanation

  • Alphabets in series is: a b c d e f g h i j k l m n o p q r s t u v w x y z
  • Alphabets in reverse order is: z y x w v u t s r q p o n m l k j i h g f e d c b a
  • Second term of the series is ayw, in which we have taken every alternate letter of alphabets to make a term.
  • Same way, third term is gec, in which again alternate letters are making a term.
  • Same way, fourth term is mki, in which again alternate letters are making a term.
  • Same way, fifth term is sqo, in which again alternate letters are making a term.
  • Applying the same analogy, first term will be usq from the reverse alphabetical series.