Question
Black soils popularly known as âBlack cotton soilsâ
are high in clay content and these soil develop wide cracks during the dry season but their iron rich granular structure makes them resistant to wind and water erosion. These soils are associated with which type of rocks?Solution
Black Soils: These soils are used for growing Cotton in states of Gujrat, Maharastra, Karnataka and Madhya Pradesh. They react well to irrigation because they have low humus yet are extremely moisture-retentive. Black soils are made up of volcanic rocks and lava-flow.
35 typists working 9 hours per day can complete a typing job in 14 days. ____ typists working _____ hours per day can complete (3/4)th part of the work ...
A and B can do a work in 24 days and 32 days, respectively. If A works on it for âxâ days and B works on it for âx â 1â days, then one-third o...
'Ajeet' has an efficiency that is 40% lower than 'Chirag's, where as 'Bittu' is 20% more efficient than 'Chirag'. The time difference between 'Bittu' an...
- X and Y can complete a task together in 24 days, while Y alone takes 48 days to finish it. X worked alone for some days and then Y completed the rest of th...
âAâ and âBâ can complete a certain work in 12 days and 24 days, respectively. They started working together and worked till completion of the wo...
Anil and Ashish receive Rs.2000 for work of 8 days. If Anil is 4 times efficient than Ashish, then find the daily wage received by Ashish.
- âPâ takes 25 days to complete a piece of work. âQâ is 25% more efficient than âPâ. Find the time taken by them to complete 90% of the work toge...
Efficiency of A, and B are in the ratio of 3 : 4. If both can do a work together in 30 days. Find out how much days A will take to complete the work alone?
Raju and Raman can complete a piece of work in 12 days and 16 days, respectively. If they work on alternate days, starting with Raju, in how many days w...
Sachin can complete a job in 15 days. Ankit alone can complete the same job in 10 days. Sachin works for 9 days and then the remaining job is completed ...