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The photograph of a house occupies an area of $1.75\: cm^2$ on a 35 mm slide. The slide is projected on to a screen, and the area of the house on the screen is $1.55\: m^2$. What is the linear magnification of the projector-screen arrangement?

$\begin {array} {1 1} (A)\;94 & \quad (B)\;91.11 \\ (C)\;94.11 & \quad (D)\;95 \end {array}$

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Ans : (C)
answered May 28, 2014 by thanvigandhi_1

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