Question
A lad was asked his age by his friend. The lad
said “The number you get when you subtract 25 times my age from twice the square of my age will be thrice your age. If the friends age is 14 then what will be the age of lad.ÂSolution
Let the age be x  As per the question  2x 2 –25x-42=0  X= 28 or –3  So, the required answer is 28 years.
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Among the options given below, which of the following fishes possess electric organ?
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‘Pusa Nanha’ is the variety of:Â
National Research Center for Integrated Pest Management is located at ___Â
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This greenhouse type is characterized by two roof slopes of equal pitch and width, suitable for small-sized structures?
Match set AÂ with set BÂ
The value of R.Q. of a succulent plant at night is:
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