Volumes Mcqs

Q.  If the volumes of two cubes are in the ratio 8: 1, the ratio of their edges is_________?

a. 8: 1
b. 2√2 : 1
c. 2 : 1
d. None of these


ANSWER: See Answer
 
Volumes be 8×3 and x3

2x and x respectively

Therefore, Ratio of their edges = 2 : 1
MCQs:  The dimensions of an open box are 52, 40 and 29 cms. Its thickness is 2 cms. If 1 cm3 of metal used in the box weighs 0.5 gms, the weight of the box is________?
Category: Mathematics Quizzes,   Published by: T-Code Scripts
MCQs:  The ratio of the volumes of a cube to that of the sphere which will fit inside the cube is________?
Category: Mathematics Quizzes,   Published by: T-Code Scripts
MCQs:  A room is 15m long, 4m broad and 3m height. Find the cost of white washing its four walls at 50p per m2 ?
Category: Mathematics Quizzes,   Published by: T-Code Scripts
MCQs:  How many meters of carpet 50cm, wide will be required to cover the floor of a room 30m * 20m?
Category: Mathematics Quizzes,   Published by: T-Code Scripts
MCQs:  A rectangular courtyard, the sides of which are in the ratio of 4:3, cost Rs.600 for paving at 50 p per m2; find the length of the diagonal of the courtyard?
Category: Mathematics Quizzes,   Published by: T-Code Scripts
MCQs:  If the sides of a cube are in the ratio 4:3. What is the ratio of their diagonals?
Category: Mathematics Quizzes,   Published by: T-Code Scripts
MCQs:  Three cubes of metal whose edges are 9, 12 and 15 cm respectively, are melted and one new cube is made. Find the edge of the new cube?
Category: Mathematics Quizzes,   Published by: T-Code Scripts
MCQs:  The ratio between the radii of two spheres is 1:3. Find the ratio between their volumes?
Category: Mathematics Quizzes,   Published by: T-Code Scripts
MCQs:  How many shots of 1cm radius can be prepared from a sphere of 3cm radius?
Category: Mathematics Quizzes,   Published by: T-Code Scripts
MCQs:  Find the ratio between whole surfaces of a sphere and a hemisphere?
Category: Mathematics Quizzes,   Published by: T-Code Scripts
MCQs:  The curved surface of a sphere is 64 π cm2. Find its radius?
Category: Mathematics Quizzes,   Published by: T-Code Scripts
MCQs:  The slant height of a cone is 12 cm and radius of the base is 4cm, find the curved surface of the cone.
Category: Mathematics Quizzes,   Published by: T-Code Scripts
MCQs:  The area of a base of a cone is 30 cm2. If the height of the cone is 6cm, find its volume?
Category: Mathematics Quizzes,   Published by: T-Code Scripts
MCQs:  The radius of the base of cone is 3 cm and height is 4 cm. Find the volume of the cone?
Category: Mathematics Quizzes,   Published by: T-Code Scripts
MCQs:  Find the ratio of the curved surfaces of two cylinders of same heights if their radii are in the ratio 1:2.
Category: Mathematics Quizzes,   Published by: T-Code Scripts
MCQs:  Two cylinders are of the same height. Their radii are in the ratio 1: 3. If the volume of the first cylinder is 40 cc. Find the volume of the second cylinder?
Category: Mathematics Quizzes,   Published by: T-Code Scripts
MCQs:  Find the expenditure on digging a well 14m deep and of 3m diameter at Rs.15 per cubic meter?
Category: Mathematics Quizzes,   Published by: T-Code Scripts
MCQs:  The radius of a cylindrical vessel is 7cm and height is 3cm. Find the whole surface of the cylinder?
Category: Mathematics Quizzes,   Published by: T-Code Scripts
MCQs:  The diameter of a cylindrical tin is 6cm and height is 5 cm. Find the volume of the cylinder?
Category: Mathematics Quizzes,   Published by: T-Code Scripts
MCQs:  The spherical ball of lead 3 cm in diameter is melted and recast into 3 spherical balls. The diameters of two of these are 1 ½ cm and 2 cm respectively. The diameter of third ball is?
Category: Mathematics Quizzes,   Published by: T-Code Scripts