Question
Ashish and Anil can do a piece of work in 12 days and 15
days respectively. Ashish completed 30% of the work. Find the time taken by Anil to complete the remaining work.Solution
Let the total work be (LCM of 12 and 15) = 60 units Efficiency of Anil = 60/15 = 4 units/day Remaining work = 60 x 0.7 = 42 units Time taken by Anil to complete the remaining work = 42/4 = 10.5 days
Which of the following is a process in which water from any source change into vapour state ‘due to heat’?
The pioneer of Atomic energy in India is
Which of the following process is involved in the manufacturing of iron from iron-ore?
Match the following:
The dimensions of angular momentum are:
A coin is placed at the bottom of a tank filled with water (n = 4/3) to a depth of 12 cm. How much shall the coin appear raised?
Kindly Study the following questions carefully and choose the right answer.
In plants, the carbohydrates which are not used immediately are sto...
The Amrita Devi Bishnoi Wildlife Protection Award is given in the memory of Amrita Devi Bishnoi, who sacrificed her life along with 363 others for the p...
What is the chemical formula for water?
The modern system of classification of living beings is based on the principles of