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Start learning 50% faster. Sign in nowA boat will float when the weight of the water it displaces equals the weight of the boat and anything will float if it is shaped to displace its own weight of water before it reaches the point where it will submerge. Floating of the boat works on the principle of buoyancy force which is an upward force exerted by a liquid, gas or other fluid, that opposes the weight of an immersed object. In a column of fluid,pressure increases with depth as a result of the weight of the overlying fluid.
After increase in sugar prices by 20%, a person is able to buy 2 kg less sugar for Rs. 540. Find the original and increased price of sugar per kg.
...The rectangular park has a length-to-breadth ratio of 8:7. Its perimeter exceeds the perimeter of a square-shaped park by 40 meters. The side length of ...
The length of a plot is six times its breadth. A playground measuring 300 square metres occupies half of the total area of the plot. What is the length ...
If base of a prism is square of side 12 cm & height is 22 cm . What is the volume of prism?
A storeroom has only steel and copper rods in the ratio 3:4, respectively and the weight of each steel and each copper rod is in the ratio 5:8, respecti...
If the radius of a circle is given up to 15 times, how much of its perimeter will be the perimeter of the previous perimeter?
The radius of a circle is x meters, and the side of a square is x + 5 meters. If the sum of the circumference of the circle and the perimeter of the squ...
A sphere has a radius that is one-third of the radius of a circle whose circumference is 216 cm. Calculate the volume of the sphere. (Use π = 3)
A rectangular piece of copper foil of length 49 cm and area 1078 cm2 is folded along its width to form a cylinder such that there is only one...
The ratio of the breadth to the length of a rectangular field is 3:4. The total cost of cutting the grass of the field at the rate of Rs 12 per m2<...
