The slant height of a right circular cone is 10 m and its height is 8 m. Find the area of its curved surface.
The smallest number of five digits exactly divisible by 476 is
The smallest number to be added to 1000, so that 45 divides the sum exactly, is :
The smallest number which when diminished by 7, is divisible 12, 16, 18, 21 and 28 is:
The smallest number, which when diminished by 3, is divisible by 21, 28, 36 and 45 is ?
The smallest number, which when increased by 5 is divisible by each of 24, 32, 36 and 64 is ?
The smallest number, which when increased by 5 is divisible by each of 24,32, 36 and 564, is
The smallest number, which, when divided by 12 or 10 or 8, leaves remainder 6 in each case, is
The smallest square number divisible by 10, 16 and 24 is
The speed of a 180m long train is 60 km/hr. How much time will take to pass a platform of 600m long ?