A small candle 2.5 cm in size is placed 27 cm in front of a concave mirror of radius of curvature 36 cm. At what distance from the mirror should a screen be placed in order to receive a sharp image ? Describe the nature and size of the image ?

Question

$\begin{array}{1 1} v=-54\;cm; virtual \;and\;erect \\ v=54\;cm; virtual \;and\;erect \\ v=-54\;cm; real \;and\;inverted \\ v=54\;cm; real \;and\;inverted \end{array}$