Question
Perimeter of a square field is 160 meters and the area
of a rectangular field is 30% more than that of the square field. Find the area (in m2) of a rectangular field.Solution
Let the length of each side of the square field be ‘x’ meters. => 4a = 160 => x = 40 Area of square field = 40 × 40 = 1600 m2 Area of a rectangular field = 1600 × (130/100) = 2080 m2
A car covers a distance of 760 kilometres in 9.5 hours. Determine the speed of the car.
The curved surface area of a right circular cylinder with a radius of 7 cm is 440 cm². If the height of the cylinder is increase...
The main folder on a storage device is known as
A boat can travel 36 km upstream in 6 hours. The same boat can travel 63 km downstream in 3 hours. What is the speed of the boat in still water?
A shopkeeper marks a product at 20% above the cost price. He then offers a discount of 15% on the marked price. If he still makes a profit of ₹200, wh...
Find the difference between the smallest number of five digits and greatest number of four digits?
25% of X = 50% of Y. If 40% of Y =120, calculate 75% of X.
How many Kg of rice costing rupees 19 per kg must be mixed with 26 Kg of rice costing Rs.25 per Kg, so that there may be a gain of 17.5% by selling the ...
Two workers, 'X' and 'Y', can complete a task on their own in 18 days and 30 days, respectively. If they work on alternate days, ...
Relevant for Exams:
