The area of a rhombus is 170 cm2. The length of one of its diagonals is 20 cm. The length of the other diagonal is:
The ratio of the breadth to the length of a rectangular field is 2:3. The total cost of cutting the grass of the field at the rate of Rs 6 per m2
A right circular cylindrical tank of radius 'R' meter and height 'R + 7' meter contains oil. The entire quantity of oil is taken out from the cylindric...
Find how many cubes of side 10 cm each can be made by melting a cuboid with dimensions 90cm × 120cm × 150cm?
The ratio of length and breadth of a rectangular field is 5:3. If the total cost of surrounding it at the rate of Rs 7.50 per meter is Rs 3000, then fin...
- The volume of a sphere is 3888 cm³. Calculate the surface area (in cm²) of the sphere. [Use π = 3]
A can do a certain work in 12 days, B alone can do the same work in 16 days. A and B undertook to complete it in Rs. 8000. With the help of C, they comp...
The length, breadth and height of a storeroom are 16m, 9m and 10m respectively. If each box occupies 60 m3 of space, then how many boxes can ...
If the numerical value of the circumference of a circle is half the numerical value of its area, then the radius of the circle is:
The length of a rectangle is 8 metres more than its width. If the perimeter of the rectangle is 64 metres then what is the area (in m2 ) of ...
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