HCL Placement: Sample Questions 51 - 52 of 57

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Question 51

Question

MCQ▾

Total population of a village is 64000. Out of this 65 % is literate. 60 % of the total population is male. Out of the total illiterate population, males and female are in the ratio 3: 4. Among the males what is the ratio of literate ones to illiterate ones?

Choices

Choice (4)

a.

1: 3

b.

c.

d.

Data inadequate

Answer

b.

Explanation

  • Total population of a village is 64000. Out of this 65 % are literate and rest 35 % people are illiterate. 60 % of 64000 people are male and rest 40 % of 64000 are female. Ratio of male and female is 3: 4.
  • We want to find the ratio of literate males to illiterate ones.
  • Males and females are in the ratio of
  • So, number of illiterate males is, =

=

  • Total number of males is 38400.
  • So, number of literate males is, =

=

  • Ratio of literate males to illiterate males is, =

=

Question 52

Question

MCQ▾

Mohan earned twice as much as Deep. Yogesh earned ₹ . 3/- more than half as much as deep. If the amounts earned by Mohan, Deep, Yogesh are M, D, Y respectively. Which of the following is the correct ordering of these amounts?

Choices

Choice (4)

a.

M < D < Y

b.

It can՚t be determined from the information given

c.

M < Y < D

d.

D < Y < M

Answer

b.

Explanation

  • Amounts earned by Mohan, Deep and Yogesh are respectively M, D and Y respectively.
  • Mohan earned twice as much as Deep, i.e.. M = 2D
  • Yogesh earned 3 ₹ more than half as much as Deep, i.e.. Y = (D/2) + 3
  • From the given information we cannot decide the exact amount earned by them.
  • let՚s take some examples:
  • If D = 1

Then M =

And Y =

Here, D < M < Y

  • If D = 2

Then M =

And Y =

Here, D < M = Y

  • If D = 3

Then M =

And Y =

Here, D < Y < M

  • So, we cannot decide the correct ordering of amounts from the given information.

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