Suresh, who runs a bakery, uses a conical shaped equipment to write decorative labels (e.g., Happy Birthday et

Question

Suresh, who runs a bakery, uses a conical shaped equipment to write decorative labels (e.g., Happy
Birthday etc.) using cream. The height of this equipment is 7 cm and the diameter of the base is 5 mm. A full charge of the equipment will write 330 words on an average. How many words can be written using three fifth of a litre of cream?

Accepted Answer

None of the above.. Height = 7 cm and Radius = 0.25 cm Volume of cone = 1 3 π r 2 h \frac{1}{3} \pi r^2 h 3 1 ​ π r 2 h = 1 3 × 22 7 × ( 0.25 ) 2 × 7 = 0.458 c m 3 \frac{1}{3} 	imes \frac{22}{7} 	imes (0.25)^2 	imes 7 = 0.458 cm^3 3 1 ​ × 7 22 ​ × ( 0.25 ) 2 × 7 = 0.458 c m 3 ∵ \because ∵ 0.458 c m 3 0.458 cm^3 0.45