The difference between simple and compound interests compounded annually on a certain sum of money for 2 years at 12% per annum is Rs 900. What is the value of given sum (in Rs)?
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If the shopkeeper sells an item at Rs 1600 which is marked as Rs 2000, then what is the discount he is offering?
Find the length of one side of a rhombus whose area is 24 sq.cm and the sum of the lengths of its diagonals is 14 cm.
The length of the base of an isosceles triangle is 2x2y+4z, and its perimeter is 4x2y+6z. Then the length of each of the equal sides is
In a rectangle _____.
The lengths of the two diagonals of a rhombus are 8 cm and 15 cm respectively. Find its area (in cm²).
Expand and simplify (x + 5)2 + (x - 3)2
Find the value of 27a3 + 1a3, if 9a2 + 1a2 = 43