Question
There is a rectangular paper, whose length and breadth are in the ratio 6:7, respectively and it has a perimeter of 78 metres. If a triangular piece with height of 14 metres and base of 10 metres is cut out from the given paper then find the area (in m2) of the remaining paper.
More Mensuration Questions
- The marks obtained by 7 students in a class in mathematics are 43, 44, 65, 41, 53, 65 and 62. The mode of the data is:
- A pipe fills a cubical tank at the rate of 128 m3 per minute in 32 minutes. If a cylindrical tank having height same as the side of a cubical tank and...
- A certain sum is deposited for 4 years at a rate of 10% per annum on compound interest compounded annually. The difference between the interest at the end ...
- The curved surface area of a hemisphere is 72π cm2, then its radius is:
- A wooden cuboid has its dimensions in the ratio 4:3:2 respectively. If its volume is 1536 cm³, then calculate its lateral surface area.
- A solid metal cylinder of 12 cm height and 7 cm radius is melted and recast into two cones in the proportion of 1:2 (volume), keeping the height 12 cm. Wha...
- A circular field has radius 7 m. Find the cost of fencing it at ₹50/m.
- The common ratio of a geometric sequence is 3 and the 4th term is 9. What is the first term of the sequence?
- Find the time taken by a pipe, which releases 300 m3 of water in a minute to fill an empty cylindrical tank of radius 10 m and height 10 m. [Take π = 3]
- Perimeter of a square is equal to the perimeter of a circle that is 704 cm. Find the ratio of the side of the square to the radius of the circle.
Relevant for Exams:
Hey! Ask a query
Please enter email id
The email must be a valid email address.
Please enter Mobile Number
Please enter valid Mobile Number
Please enter your Doubt