If in 2018, the population of Dehradun is increased by 20% and the population of Chennai is reduced by 10% from 2016 and the population of Chennai in 2016 was 12000, what is the total population of Dehradun and Chennai in 2018?
Total population of Dehradun and Chennai in 2018 = 9600 + 11520 = 22320
The perimeter of a rectangle is 50% more than perimeter of a square of side 25 cm. If the length of rectangle is 100% more than side of square then fin...
In a right-angled triangle PQR, right-angled at Q, the length of the side PR is 17 units, length of the base QR is 8 units, and length of the side PQ i...
A covers a certain distance at a certain speed. If he covers one- third of the distance in three time then the ratio of this speed to the original speed...
If the angular diameter of the sun is 20’, how far from the eye a coin of radius 4.95 cm be kept to hide the sun?
A rectangular lawn is 60 meters X 50 meters and has two roads, each 2 meters wide, in the middle of it, one parallel to its length and the other paralle...
The surface area of water in a swimming pool forms a rectangle with length 30m and breadth 12m. The depth of water increases uniformly from 1.4m to 2.6m...
A solid cylinder has total surface area of 1848 sq.cm. Curved surface area is 1/3rd of its total surface area. The volume of the cylinder is:
The cost of fencing a rectangular field at the rate of Rs. 5 per meter is Rs.350. If the length of the field is 15 meters more than its breadth, then fi...
A candidate just passed by getting 150 answers correct by attempting 225 of the total questions. Find the total number of questions in the examination i...