The length, width and height of a rectangular tank are 7 meters, 6 meters and 5 meters respectively, what will be the volume (cubic metre) of this tank?
(A) 100
(B) 102
(C) 210
(D) 420
A tank is 25m long 12m wide and 6m deep. The cost of plastering its walls and bottom at 225 paise per sq m is
(A) Rs. 1674
(B) Rs. 1540
(C) Rs. 1632
(D) Rs. 1600
Two poles of equal height are standing opposite to each other on either side of a road, which is 28 metre wide. From a point between them on the road, the angle of elevation of the top are 30° and 60°. The height of each pole is:-
(A)
(B)
(C)
(D)
The angles of elevation of the top of a tower as observed from the bottom and top of a building of height 80 metre are 60° and 45° respectively. The distance of the base of the tower from the base of the building is:-
(A)
(B)
(C)
(D)
If the length of one side and the diagonal of a rectangle are 7 cm and 25 cm respectively, then find its perimeter (in cm).
(A) 124
(B) 36
(C) 62
(D) 72
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