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Start learning 50% faster. Sign in nowThe correct answer is D
In an equilateral triangle ABC, D is the midpoint of side BC. If the length of BC is 8 cm, then the height of the triangle is:
A well with 20 m inside diameter is dug 10 m deep. Soil taken out of it has been evenly spread all around it to a width of 30 m to form an embankment. F...
The perimeter of a rectangular field is 22 metres and its area is 20 m^2 . What is the length of the diagonal of this field?
The length, breadth and height of a room are in the ratio 2:3:4. If the breadth and height are halved while the length is doubled, then the total area o...
The length of a plot is eight times its breadth. A playground measuring 256 square metres occupies half of the total area of the plot. What is the lengt...
The weight of a cubic metre metal is 1215 kg. It is melted and cast into a square rod of 9m length. A solid cube of maximum size is taken out from one e...
Two equal vessels A and B contain 70% of milk and 60% of milk respectively and the remaining sugar. In which 30 kg of mixture is taken out from vessel A...
The dimensions of a rectangular field are given as follows: the length is (x + 4) cm and the breadth is (x – 2) cm. It costs Rs. 8 per square centimet...
The sum of the volumes of cylinder A and B is 68376 cm3 . The height of cylinder B is 3 cm more than the height of cylinder A. The curved su...
