When is International day for Preservation of Ozone layer observed?
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The Chemical formula of Ammonium oxalate is _____.
Simplify (b5x2a3z4)*(b3x2a4z5) / (a2b3z2)
Which of the following quadratic equations has real roots?
If the shopkeeper sells an item at Rs 450 which is marked as Rs 600, then what is the discount he is offering?
Who is the author of "Half Girlfriend"?
A lemon kept in water in a glass tumbler appears to be bigger than its actual size when viewed from the sides. This is because of
54% of 4000 is