Consider the following table in respect of students of 4 schools who appeared in a test:

If the average marks of the students of all four  schools are 58, then. how many students appeared from School-IV ?

 

If log₁₀[995 + √x²- 12x +16] = 3, then what is the sum of the…

If log₁₀a/(b – c) = log₁₀b/(c – a) = log₁₀c/(a – b), (a ≠ b…

In a triangle ABC, DE is a line segment which intersects AB at D and…

ABCD is a cyclic quadrilateral. AB and DC when produced, meet in E. Which of…

ABCD is a trapezium in which AB is parallel to DC. The vertices A, B,…