Let their present age be 7x and 3x respectively. Product of their ages = 21x² = 8400 => x² = 400 => x = 20 Present age of A = 7x = 140 years Present age of B = 3x = 60 years Ratio of their ages after 4 years = (140+4) : (60+4) = 144:64 = 9:4
Which bahar of pomegranate is most suitable under Rajasthan conditions?
The date palm is commercially propagated through :
What method is recommended for the extraction of papain from papaya fruits?
Where are Casparian strips located?
Plants which flower only once in their life is:
Forking in carrot is observed, it occurs due to _____
Fanging is related to
National Initiative on Climate Resilient Agriculture (NICRA) started in which year?
The primary use of Isabgol (Plantago ovata) husk is:
Maximum 'Kinnow' production in Rajasthan belongs to the districts.