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what is a coliform??

How to prepare for ssc chsl gs portion since questions

If f(x).f(a-x)=1 then the value of int_

ABCD passes through the centres of the three circles as shown in the figure.

AB = 2cm and CD = 1 cm. If the area of middle circle is the average of the areas
of the other two circles, then what is the length (in cm) of BC?

2 : 10 : : 16 : ?

drdo mts previous all year questions

I have enrolled 490 mock test on199 rupees n now I want to access it so what do I do?

where do I ask my doubts if I have in any of the CAT section ?

A regular hexagon is inscribed in a circle. What is the ratio of the area of the circle to that of its portion not covered by the hexagons?

a = 2b+13/3 and b = 3/b then find 125a^3-8b^3