For the following questions answer them individually
Where is India's first hi-tech forensic lab, which was recently inaugurated, located?
How is the voltmeter connected in all circuits to measure the voltage between two points?
A precious crystal piece worth Rs.15600 is accidentally dropped and was broken into three pieces, their weights respectively proportional to 2, 3 and 5 units. Value of the crystal varies directly as the cube of its weight. Calculate the percentage loss in the value.
If an item is sold for Rs.8000 at 25% profit, then find the profit.
In this question, a statement is given followed by two conclusions. Choose the conclusion(s) which best fit(s) logically.
Statement:
Any student who does not behave properly while in school brings bad name to himself and also for the school.
Conclusions:
I. Such student should be removed from the school.
II. Strict discipline does not improve the behavior of the students.
Which of the following is WRONGLY matched?
Simplify: $$\frac{1\frac{1}{4} \div 1\frac{1}{2}}{\frac{1}{15} + 1- \frac{9}{10}}$$
A tank gets filled by a pipe in 2 hours. But due to a leak, it takes 30 more minutes to fill the tank. How long will it take a full tank to get emptied by the leak, when the pipe is closed?
Evaluate: $$2 \tan^2 45^\circ + \cos^2 30^\circ - \sin^2 60^\circ$$
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