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The correct answer is C
A rectangular reservoir of 2800 m3 capacity has length and height equal to 10 m and 40 m respectively. if 420 m3 of water is taken...
The average price of 80 mobile phones is Rs. 30,000. If the highest and lowest price mobile phones are sold out then the average price of remaining 78 m...
The radius of the base of a cylindrical tank is 5 metres. If eight times the sum of the areas of its two circular faces is four t...
In a triangle ABC, D, E and F are the mid-points of the sides BD, CA and AB, respectively. BE and DF intersect at X. DE and CF intersect at Y. Find XY = ?
An agricultural field is in the form of rectangle having length X1 meters and breadth X2 meters. (X1 and X2 are variables). If X1 + X2 = 40 meters, then...
A right circular cone has a base radius of 9 cm and a height of 12 cm. Calculate the curved surface area of this cone.
A well with 30 metre inner diameter is dug 6 m deep. Earth taken out of it, has been evenly spread all around it to a width of 15 m to form an embankmen...
(4x³y – 6x2y2 + 4xy3 y4) can be expressed as:
A circular field, which covers an area of 1386 square meters, is planned to be enclosed by a compound wall that rises to a height of 3 meters. The wall ...
A circle has a radius of 21 cm and the area of its sector is 308 cm². Find the angle subtended by the arc at the center of the circle. (Use π = 22/7)<...
