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Start learning 50% faster. Sign in now18 years ago, The sum of age of a family of four members = 45 × 4 = 180 years Now at present, The sum of age of four members = 180 + 18 × 4 =252 years Let the Present age of younger child be x years And the present age of older child = (x + 12) years Now, as per the question 252 + x + 12 + x = 45 × 6 2x = 270 – 264 2x = 6 x = 3 Hence the required ratio = (3+12) : 3 = 15: 3 = 5: 1
Which of the following crop is high salt tolerant?
The relationship between two organisms, where both of them benefit from each other is called:
In cotton farming terminology, what does "Seed cotton" consist of?
The Cosmopolite channels are the one which originate outside a particular social system, Examples of this channel includes
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The branch of Horticulture that deals with the cultivation of vegetables is called