HCL Papers: Sample Questions 22 - 23 of 57

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Question number: 22

» Aptitude

MCQ▾

Question

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. What is the total number of literate females?

Choices

Choice (4) Response

a.

12800

b.

3200

c.

6400

d.

9600

Answer

a.

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 .
  • 40 % of 64000 are males.
  • So, number of females =

=

  • 35 % of 64000 are illiterate.
  • So, number of illiterate people =

=

  • Ratio of males and females is 3: 4.
  • So, illiterate females are, =

=

  • So, number of literate females is, =

=

Question number: 23

» Aptitude

MCQ▾

Question

Oranges are bought at 7 for Rs. 3. At what rate per hundred must they be sold to gain 33%?

Choices

Choice (4) Response

a.

Rs. 56

b.

Rs. 57

c.

Rs. 60

d.

Rs. 58

Answer

b.

Explanation

  • Cost of 7 oranges is Rs. 3
  • So, cost of 100 oranges will be, = (
  • Here, gain (%) is 33%.
  • So, selling price of 100 oranges should be, =

=

=

=

  • So, selling price of 100 oranges should be 57 Rs. to gain 33%.