For the following questions answer them individually
A shopkeeper marks his goods at a price such that after giving a discount of 20%, he gains 25%. If the costprice of the article is ₹560, what will be its marked price (in ₹)?
If $$\frac{\cot \theta + \cos \theta}{\cot \theta - \cos \theta} = \frac{k + 1}{1 - k}, k \neq 1$$, then k is equal to:
Study the given bar graph and answer the question that follows.
What is the ratio of the boys taken together in colleges A, B and C to the girls taken together in all 5 colleges?
40 persons take 6 days to complete a certain task, working 10 hours a day. How manyhours a day will be sufficient for 30 persons to complete the same task in 10 days?
If $$\sqrt{13} \sin \theta = 2$$, then the value of $$\frac{3 \tan \theta + \sqrt{13} \sin \theta}{\sqrt{13} \cos \theta - 3 \tan \theta}$$ is:
If $$\cos^2 \theta - \sin^2 \theta - 3 \cos \theta + 2 = 0, 0^\circ < \theta < 90^\circ$$, then what will be the value of $$\sec \theta - \cos \theta$$?
The perimeter of a right-angled triangle whose sides that make right angles are 15 cm and 20 cm is:
The compound interest on a certain sum of money for 3 years, compounded annually, at a rate of interest of 10% per annum is ₹1,324. The sum is: