What is the value of (32 $\cos^{6}$x – 48 $\cos^{4}$ x + 18 $\cos^{2}$ x – 1)/[4 sin x cos x sin (60 – x) cos (60 – x) sin (60 + x) cos (60 + x)]?
1). 4 tan 6 x
2). 4 cot 6x
3). 8 cot 6x
4). 8 tan 6x
Improve the bracketed part of the sentence.
The Chairman (send in) all the right signals and we can only hope that his trip will result in rich dividends.
1). send out
2). sent of
3). sent out
4). No improvement
A jar contains a blend of a fruit juice and water in the ratio 5 : x. When 1 litre of water is added to 4 litres of the blend the ratio of fruit juice to water becomes
1 : 1. What is the value of x?
1). 3
2). 2
3). 1
4). 6
The angles of elevation of the top of a tree 220 meters high from two points lie on the same plane are 30° and 45°. What is the distance (in metres) between
the two points?
1). 193.22
2). 144.04
3). 176.12
4). 161.05
In the following question, a sentence has been given in Active/Passive voice. Out of the four alternatives suggested, select the one which best
expresses the same sentence in Passive/Active voice.
Meenu will return the book.
1). Returning of the book will be done by Meenu.
2). The book will be returned by Meenu.
3). The book would have been returned by Meenu.
4). The book Meenu will be returning.