Question
Which of the following is an alarming effect of thermal
pollution in water bodies?Solution
The correct answer is A
Amit purchased an article and marked it 60% above the cost price and sold it after giving a discount of 15% for Rs. 1530. What will be the selling price...
If the roots of the quadratic equation 6m² + 7m + 8 = 0 are α and β, then what is the value of [(1/α) + (1/β)]?
- A trader sold an article for Rs. 640 and made a profit of 28%. If he wants to increase his profit to 45%, what should be the new selling price?
- The current average age of Ayan, Rohit and Mohan is 27 years, whereas the average age of Rohit and Mohan is 30 years. If Ayan is 5 years younger than Mohan...
- Sneha deposited Rs. 18000 at a simple interest rate of 10% per annum, whereas Riya deposited Rs. 17500 at compound interest of 9% per annum, compounded ann...
- The product of two decimals is 0.675. If one of the decimals is 2.5, then find the other decimal.
The angle of elevation of a tower from a certain point of bus stand is 30°. When a man walks 5m ahead in the direction of the tower, the angle of el...
- A financial institution gives compound interest at the rate of 10% per annum, compounded half yearly. What is the interest earned after one year on a depos...
Find the equation if a point P(x, y) is equidistant from A(7, 3) and B(-3, 7).
- There are 80 students in a school team, where the number of girls is 16 more than the number of boys. If 50 more students join the team, out of which 60% a...