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Calculating Heights and Distances

Mark a if the...

Question

Mark (a) if the question can be answered from statement I alone
Mark (b) if question can be answered from statement II alone
Mark (c) if question can be answered using both statements together but not by using either statement alone
Mark (d) if the question cannot be answered by using both the statements.
What is the height of tower X.
I. The angle of elevation of tower from a point on the road is 30 degrees.
II. The angle of elevation of the tower from a man who is 10 m away from the tower is 60 degrees and the height of man is 2m

A

A

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B

B

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C

C

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D

D

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Solution

The correct option is B B
From II we can find out the length of the tower

Thus option (b)

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Q. Mark (a) if the question can be answered from statement I alone
Mark (b) if question can be answered from statement II alone
Mark (c) if question can be answered using both statements together but not by using either statement alone
Mark (d) if the question cannot be answered by using both the statements.
What is the relation between A and B?
I. D is A’s grandfather.
II. B is D’s son.

Q. Mark (a) if the question can be answered from statement I alone
Mark (b) if question can be answered from statement II alone
Mark (c) if question can be answered using both statements together but not by using either statement alone
Mark (d) if the question cannot be answered by using both the statements.
What is the relation between A and B?
I. D is A’s grandfather.
II. B is D’s son.

Q. Mark (a) if the question can be answered from statement I alone.
Mark (b) if question can be answered from statement II alone.
Mark (c) if question can be answered using both statements together but not by using either statement alone.
Mark (d) if the question cannot be answered by using both the statements.
Which is the greatest amongst a, b and c?
a + c = 2b
b= a+ d , c= a + 2d where d is a real number

Q. Mark (a) if the question can be answered from statement I alone
Mark (b) if question can be answered from statement II alone
Mark (c) if question can be answered using both statements together but not by using either statement alone
Mark (d) if the question cannot be answered by using both the statements.
Is the four digit number ‘abcd’ a perfect square?
1. a = 2, b = 2, d = 6
2. b = 4, c = 8, d = 6

Q. Mark (a) if the question can be answered from statement I alone
Mark (b) if question can be answered from statement II alone
Mark (c) if question can be answered using both statements together but not by using either statement alone
Mark (d) if the question cannot be answered by using both the statements.
Which is the greatest amongst a, b and c?
a + c = 2b
b= a+ d , c= a + 2d where d is a real number

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