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National Mineral Development Corporation Ltd. (NMDC), country’s largest Iron Ore producer, a CPSE under Ministry of Steel signed a MoU with IIT Kharagpur for ‘Drone-Based Mineral Exploration’. NMDC and IIT Kharagpur would develop spectral products, methods and algorithms for exploration using the Drone (UAV) for mining. The collaboration between NMDC and IIT Kharagpur would further lead to the development of software spectral tools for mineral excavation and capacity building programs on mining technology.
Two numbers are in the ratio 3:7. The product of their H.C.F. and L.C.M. is 2541. The sum of the numbers is:
Find the smallest multiple of 10 that, when divided by 4, 6, and 9, leaves a remainder of 4 in each case.
LCM of two numbers is 10 times their HCF. The product of the numbers is 18000. What will be the maximum possible difference between the numbers?
The H.C.F. of two numbers is 22 and the other two factors of their L.C.M. are 9 and 11. The larger of the two numbers is:
The least number which is exactly divisible by 5, 15 and 35 is
The HCF of two numbers is 21. Which of the following can never be their LCM?
Find difference between the LCM and HCF of 14, 42 and 77.
Four machines make a beep after every 1, 3, 5 and 2 min respectively . In 5hrs , how many times do they beep together if they have just beeped t...