Choose the correct answer of the following question:

The radii of the circular ends of a bucket of height 40 cm are 24 cm and 15 cm. The slant height (in cm) of the bucket is

(a) 41 (b) 43 (c) 49 (d) 51 [CBSE 2012]

Q.

The radii of the circular ends of a bucket of height 40 cm are 24 cm and 15 cm. The slant height (in cm) of the bucket is

(a) 41 (b) 43 (c) 49 (d) 51

Q. The radii of circular ends of a bucket of height $24cm$ are $15cm$ and $5cm$. Find its curved surface area.

Q. Choose the correct answer of the following question:

If the height of a bucket in the shape of frustum of a cone is 16 cm and the diameters of its two circular ends are 40 cm and 16 cm, then its slant height is

(a) 20 cm (b) $12\sqrt{5}$ cm (c) $8\sqrt{13}$ cm (d) 16 cm [CBSE 2013C]

Q. The circular ends of a bucket are of radii 35 cm and 14 cm and the height of the bucket is 40 cm. Its volume is
(a) 60060 cm³
(b) 80080 cm³
(c) 70040 cm³
(d) 80160 cm³