Let the total work = L.C.M of 15 and 10 is = 30 units Then, the capacity of Shyam to do work alone is = 30 ÷ 15 = 7 units/day The combined capacity of Shyam and Rahul = 30 ÷ 10 = 3 units/day So, the capacity of Rahul alone to do work = 3 - 2 = 1 units/day Therefore, Work done by Shyam alone in 22 days will be = 2 X 6 = 12 units So, Remaining work will be = 30 - 12 = 18 units
Which lens is used in sodium reflector lamp ?
What characteristic makes metals good conductors of electricity?
Which of the following wind is also known as “ICE HEATER?”
Where should an object be placed in front of a concave mirror such that the image of the object is of the same size as the object?
What term describes the rate of change of velocity?
Why does a solid chunk of iron float in mercury but sink in water?
Which of the following is the best fire-extinguisher?
If an object is pulled by holding it from both ends, then the force applied on it is called _______.
Which Vitamin is soluble in water?
The Atom Bomb dropped in Nagasaki is an uncontrolled nuclear fission made up of:
