Question
The ratio of time taken by P, Q and R to complete work
alone is 6:8:3 respectively. If all three together complete the work in 5 days, then find in how many days P alone will complete two-third of the same work?Solution
Ratio of efficiency of P, Q & R = 4 : 3 : 8 So, let total work = (4x + 3x + 8x) × 5 = 75x unit Required days = 75x × 2/3 × 1/4x = 12.5 days
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An example for minor millet crop isÂ
 ‘Pusa Naveen’ is a variety of:
The rate of decrease of temperature with height is known as:
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The system of growing same crop on same land year after year is known as:Â
Which of the following pair is not correctly matched?
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