For the following questions answer them individually
If $$\cos x = \frac{-\sqrt3}{2} and \pi < x < \frac{3\pi}{2}$$, then the value of $$2 \cot^2 x + 3 \cosec^2 x$$ is:
A dealer buys an article marked at ₹30000 with two successive discounts of 20% and 5%. He spends ₹1200 on repairs and sells it for ₹30000, what is his profit/loss percent?
In $$\triangle$$ABC, $$\angle$$A = 52$$^\circ$$. Its sides AB and AC are produced to the points D and E respectively. If the bisectors of the $$\angle$$CBD and $$\angle$$BCE meet at point O, then $$\angle$$BOC is equal to:
The given Bar Graph presents the results in terms of the number of students in a school for the five academic years, 2013-2014 to 2017-2018.
What is the average number of students who passed in the five academic years?
The simplified value of $$\frac{46 - \frac{3}{4} of 32 - 6}{11 + \frac{3}{4} of (34 - 6)}$$ is:
A man bought three articles for ₹3,000 each. He sold thearticles respectively at 15% profit, 10% profit and 15% loss. The total percentage profit/loss he earned is:
A and B can complete a piece of work in 15 days and 10 days respectively. They got a contract to complete the work for ₹75000. The share of A (in ₹) in the contracted money will be:
The average age of fifteen persons is 32 years. If two more persons are added then the average is increased by 3 years. The new persons have an age difference of 9 years between them. The age (in years) of the younger among the new persons is: