The average of 7 numbers is 30. If the average of first three numbers is 25 and that of last three numbers is 35, then what is the fourth number?
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Who is the current director of Research and Analysis Wing (RAW), India's foreign intelligence service?
The perimeter of a triangle is 28 cm. If the length is 5/2 times its breadth, find the length and breadth of the triangle.
The lengths of the two diagonals of a rhombus are 8 cm and 15 cm respectively. Find its area (in cm²).
What is the value of (cosec45 + √3/2) ?
The number of solutions of the pair of linear equations x + 2y - 8 = 0 and 2x + 4y = 16 is
If a+1/a = 3, then a3+1a3?
If an object travels in a straight line and its velocity increases or decreases by equal amounts in equal intervals of time, then the acceleration of the object is said to be ______________.
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