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If B’s age be x years, then A’s age be (x - 2) years. According to question, => (x – 2)/x = 5/7 => 7x – 14 = 5x => x = 7 Therefore A's age = 7 – 2 = 5 years
Small reddish brown spot surrounded by water soaked margin with yellow holes appear on soybean pods are the symptoms of:
Acidic soils are found in
Application of super digested compost to acidic calcareous and heavy soils increases the availability of
Match List I with List II IMD uses the aridity index on the basis of (PE-AE)/PE to assess fortnight drought situation over India