The volumes of two cones are in the ratio 1 : 10 and the radii of the cones are in the ratio of 1 : 2. What is the length of the wire?
A. 2 : 5
B. 1 : 5
C. 3 : 5
D. 4 : 5
Related Questions on Mensuration Mcqs
A. 4 : 3
B. 8 : 7
C. 4 : 1
D. 6 : 5
The sector of a circle has radius of 21 cm and central angle 135o. Find its perimeter?
A. 91.5 cm
B. 93.5 cm
C. 94.5 cm
D. 92.5 cm
Find the area of a rhombus whose side is 25 cm and one of the diagonals is 30 cm?
A. 225 sq.m
B. 360 sq.m
C. 600 sq.m
D. 480 sq.m
The ratio of the volumes of two cubes is 729 : 1331. What is the ratio of their total surface areas?
A. 81 : 121
B. 9 : 11
C. 729 : 1331
D. 27 : 12