Question
Ravi has to go from Hyderabad to Delhi. The distance
between Hyderabad and Delhi is 1,200 km. He decides to travel 25% of the distance on foot, 30% of the distance by bus, 15% of the distance by train, and the remaining distance by an airplane. What is the distance traveled by Ravi by Airplane?Solution
Travel distance on foot =25% travel distance by bus =30% by train =15% total traveled distance =25+30+15=70% remaining distance travelled by Airplane = (100-70) =30% =1200×30/100 =360km
The perimeter of a rectangle of length 2(x + 5) cm and breadth 2(x + 2) cm is double the perimeter of a square of area 324 cm². Find the area of the re...
Find the surface area of the smallest cube that can perfectly fit a sphere of volume 36000π cm3 inside it.
The length of a rectangle is 64 cm. If the ratio of length to perimeter of the rectangle is 4:15, find the area of a circle whose diameter is 6 cm less ...
The length, breadth and height of a room are 8m, 10m and 12m respectively. Find the cost of white washing the room at the rate of Rs 15 per m²?
If the volume of a cylinder is 180π and the ratio of radius to its height is 6:5 then find the curved surface area of cylinder?
The volume of a cube is 512 cm³. If the cost of painting the cube is Rs. 6 per cm², then find the cost of painting five faces of the cube.
A cylindrical tank is filled at the rate of 6 liters per minute. If the tank is 2 meters tall and has a radius of 50 cm, how long will it take to fill t...
A square’s side is 25% less than the length of a rectangle. The area and breadth of the rectangle are 2000 cm² and 40 cm respectively. Calculate the ...
The ratio of length to breadth of a rectangle is 5:4, respectively. Perimeter of rectangle is 252 cm. If each side of a square is 25% more than the brea...
If the side of square and its area is in the ratio of 10:35 then find its perimeter?
Relevant for Exams:
