Question
The area of a rectangular field is 2880 m² and its
length to breadth in the ratio of 5 : 1. What is the perimeter of the field.Solution
If x = a cos³ θ, y = a sin³ θ, then dy/dx at any θ is:
25% of X = 50% of Y. If 40% of Y =120, calculate 75% of X.
A car covers a distance of 240 km at a speed of 60 km/h. It then covers another 180 km at a speed of 90 km/h. What is the average speed of the car for t...
Train ‘X’ takes 54 seconds to pass a tree and 48 seconds to completely cross train ‘Y’ when they are moving in opposite directions. If the speed...
In a cyclic quadrilateral, the diagonals intersect at an angle of 60°. If the sides of the quadrilateral are 6 cm, 8 cm, 10 cm, and 12 cm, what is the ...
If a = b in the equation of ellipse x²/a² + y²/b² = 1, then the curve becomes:
A train travels at 72 km/h and crosses a platform of length 150 meters in 30 seconds. Find the length of the train.
A cylindrical water tank has a height of 12 meters and a radius of 3 meters. How many liters of water can the tank hold? (Use π = 3.14 and 1 cubic mete...
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