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Time taken by 'A' to finish the entire work alone = 25 ÷ 1.25 = 20 days And time taken by 'B' to finish the entire work alone = 18 ÷ 0.6 = 30 days Let the total work be 60 units. {LCM (20 and 30)} So, efficiency of 'A' = 60 ÷ 20 = 3 units/day And efficiency of 'B' = 60 ÷ 30 = 2 units/day So, required time = {60/(3 + 2)} = 12 days
India Meteorological Department has been using long range or seasonal forecast for the SW monsoon rainfall during June - September since
What is the purpose of outward sloping bench terraces?
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Which of the following insect is the transmitter of viruses to the plant?
The daughter cells produced after mitosis will have ____________ number of chromosomes as original cells.
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Which of the following statement is/are true?
Statement A: When a weed spp. is already resistance to a herbicide shows resistance to other herbic...
Pradhan Mantri Krishi Sinchai Yojana (PMKSY) was launched in the year___
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