Volume of a cylinder is 2310 cubic cm. If circumference of its base is 44 cm, find the curved surface area of the cylinder?
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If the number x4562 is divisible by 9, what is the face value of x?
The radius of a sphere and right circular cylinder is 'r'. Their volumes are equal. The ratio of the height and radius of the cylinder is:
The measures of the four angles of a quadrilateral are in the ratio 1:2:4:5. What is the measure of the biggest angle?
What is the effective discount (in %) on two successive discounts of 20% and 10%?
Two trains are moving in opposite directions with the same speed. If the length of each train is 144 metres and they cross each other in 9 seconds, then what is the speed (in km/hr) of each train?
97 x 97 = ?
Find the HCF of 48, 92 and 140