Q 1: If h = 12 cm., and r = 5 cm. Then its slant height = ______. 13 cm. 14 cm. 16 cm. 15 cm.

Q 2: The ratio of base radius and height of a cone is 3:4. If the cost of smoothing the curved surface area at 4 cents per Sq. cm. $577.50. Then find volume of liquid contained in it (in liters). 202.127 liters 202.123 liters 202.129 liters 202.125 liters

Q 3: The base area of cone is 38.5 Sq. cm. its volume is 77 cu. cm. its height is _____. 5 cm. 6 cm. 8 cm. 7 cm.

Q 4: The cost of painting the total surface area of a cone at 3 cents per Sq. cm. is $ 47.52. Find the volume of the cone if its slant height is 37.5 cm. 4158 cu. cm. 4156 cu. cm. None of these 4154 cu. cm.

Q 5: The slant height of a cone is 14 cm. the radius of the base if 15 cm. Find the curved surface area. 664 Sq. cm. 668 Sq. cm. 662 Sq. cm. 660 Sq. cm.

Q 6: A vessel is conical in shape. If its volume is 9.856 liters and its height is 48 cm. Find the cost of repairing its curved surface area at $12 per Sq. mt. $ 2.62 $2.66 $ 2.68 $ 2.64

Question 7: This question is available to subscribers only!

Question 8: This question is available to subscribers only!

