Question
Three persons A, B and C invested different amounts in a
business, which are in A.P. The amount invested by B is Rs. 2000 more than that of A. C invested the highest amount. Find the total profit received if all of them invested their sum for equal duration and A invested Rs. 2500 for 4 months and received Rs. 1600 as profit.Solution
Ratio of profits received by A, B and C= (2500 times; 4):(4500 times; 4):(6500 times; 4) = 5:9:13 Therefore, total profit received = 1600 times; (5 + 9 + 13)/5 = Rs. 8640
The volume and height of a cylinder are 4224 cm3 and 21 cm. Find the radius of the cylinder.
On a circular racetrack that measures 4,000 meters in circumference, Kia and Sia begin a race at the same point and at the same time, traveling at speed...
A solid rectangular parallelepiped (cuboid) has dimensions 10 cm × 8 cm × 6 cm. It is melted and cast into small cubes each of side 2 cm. How many suc...
The length and breadth of a rectangular field are 45 m and 28 m respectively. What is its area?
Perimeter of a square field is 120 meters and the area of a rectangular field is 65% more than that of the square field. Find the area (in m2...
A rectangular park is 50 m long and 40 m wide. A path of uniform width is built inside the park along the boundary. The area of the path is 344 m². Fin...
The distance of the School and house of Suresh is 80 km. One day he was late by 1 hour than the normal time to leave for the college, so he increased hi...
The perimeter of a floor a room is 36m. What is the area of four walls of the room, if its height is 6m?
If a triangle with base 7 cm has the same area as a circle with radius 7 cm, then the corresponding altitude (in cm) of the triangle is:Â
If ∆ ABC~∆ FDE such that AB = 9 cm, AC = 11 cm, DF = 16 cm and DE = 12 cm, then the length of BC is:
Relevant for Exams:
