In a certain code language, '357' means 'books are old', '249' means 'man is old' and '785' means 'buy good books'. What is the code for 'are'? MCQ with Answer and Explanation

Question

In a certain code language, '357' means 'books are old', '249' means 'man is old' and '785' means 'buy good books'. What is the code for 'are'?

A. 7

B. Cannot be determined

C. 5

D. 3

Answer: Option D

Solution (By JKSSB Mock Tests)

'old' first two =? First and third 'books' =5 or 7. Remaining for 'are' is 3.

This question belongs to: Reasoning Logical Reasoning

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Question #1

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In a certain code language, '253' means 'books are old', '546' means 'man is old', '378' means 'buy good books'. Which digit stands for 'old'?

A. 6

B. 5

C. 3

D. 2

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Correct Answer: Option B

Explanation:
'old' common first two =5. 'books' first and third =3.

This question belongs to: Reasoning Logical Reasoning

Question #2

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If South becomes North-East and North becomes South-West, then what will East become?

A. North-East

B. South-West

C. North-West

D. South-East

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Correct Answer: Option C

Explanation:
The transformation is 135° anticlockwise rotation. East rotated 135° anticlockwise becomes North-West.

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Question #3

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In a group of 100 persons, 60 read English, 50 read Hindi, and 20 read both. How many read neither?

A. 20

B. 30

C. 10

D. 40

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Correct Answer: Option C

Explanation:
At least one = 60+50−20=90. Neither = 100−90=10.

This question belongs to: Reasoning Logical Reasoning

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