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The correct answer is B
The circumference of a circle is equal to the perimeter of a rectangle whose length and breadth are in ratio 9:7, respectively. If the area of the recta...
The ratio of the radii of the bases of a cylinder and a cone is 6:7, while the ratio of their heights is 7:9. What is the ratio of the volume of the cyl...
Find the time taken by a pipe, which releases 94.5 m3 of water in a minute to fill an empty cylindrical tank of radius 12 m and height 14 m. ...
Length of a rectangle is equal to the side of a square. If area of the square and rectangle is 729 m2 and 297 m2, respectively the...
The cost of fencing a rectangular field at the rate of Rs. 6/metre is Rs. 360. If the length of the field is 11 metres more than its breadth, then find ...
If the volume of a cuboidal tank is 3240 m3 and the ratio of the length, width and height of tank is 6:5:4 respectively then find the height ...
If (x² + 1/x2) = 4, which of the options below is a possible value of x² - 1/x2?
A cylinder 84 cm long is made of steel. Its external and internal diameters are 10 cm and 8 cm respectively. What is the volume of the steel in the cyli...
The breadth ‘b’ of a room is twice its height and half of its length. Find the length of the longest diagonal of the room
