The number of electron levels in a magnesium atom is
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If x + (1/x) = 2, then what is the value of x21 + (1/x1331)?
The angles of a triangle are in the ratio 1 : 1 : 4. If the perimeter of the triangle is k times its largest side, then what is the value of k?
PQRS is a cyclic quadrilateral and PQ is the diameter of the circle. If ∠RPQ = 38°, then what is the value (in degrees) of ∠PSR?
In a class, P has more marks than Q and R does not have the least marks. S has more marks than T and T has more marks than P, who among them will have the least marks?
What has holes but holds water?
A sponge has many holes but it absorbs water and can hold them in it.
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In the following questions, a word has been written in four different ways out of which only one is correctly spelt. Select the correctly spelt word.
Devaluation of currency leads to