The histogram shows the marks scored by 40 students in a test with maximum 30 marks. How many students scored 10 or more marks?
Amit purchased stationery marked for ₹8,000 at 12% discount and spent ₹160 on transportation. He sold the stationery at the marked price. Find his profit percentage.
If \(\frac{\sin^{2}\theta}{\tan^{2}\theta - \sin^{2}\theta} = 5\), then the value of \(\frac{24\cos^{2}\theta - 15\sec^{2}\theta}{6\cosec^{2}\theta - 7\cot^{2}\theta}\) is: