Question
The present age of A is 5/3 times to that of his
marriage age. Present age of his brother is 1/3rd of his present age. If A was married 24 years ago then find the present age of his brother.Solution
Let the age of A when he was married be x years. Present age of A = 5x/3 Present age of his brother = (1/3)Â Ă—Â (5x/3) = 5x/9 According to Question, => x + 24 = 5/3x => 2/3x = 24 => x = 36 years Present age of his brother = (5/9) Ă—Â 36 = 20 years
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Secondary minerals include:
The “Law of Maximum” was proposed by:
Which weathering process involves the reaction of minerals with carbonic acid?
Which of the following primary tillage operation is used to invert the soil partially or completely?
This mineral is hardly soluble in water:
In water logged soils maximum microbes found are
Which of the following parameter is not included in the Soil health card?
The mechanism responsible for most heat transfer in soils is:
Which metamorphic rock is formed from the alteration of shale?