(a) \(25\%\)
= \(\frac{25}{100}\)
=\(\frac{1}{4}\)
= \(0.25\)
(b) \(150\%\)
= \(\frac{150}{100}\)
=\(1.5\)
=\(\frac{3}{2}\)
(c) \(20\%\)
= \(\frac{20}{100}\)
= \(0.2\)
= \(\frac{1}{5}\)
(d) \(5\%\)
= \(\frac{5}{100}\)
= \(0.05\)
= \(\frac{1}{20}\)
Match the items given in Column I with one or more items of Column II.
Column I | Column II |
(a) A plane mirror | (i) Used as a magnifying glass. |
(b) A convex mirror | (ii) Can form image of objects spread over a large area. |
(c) A convex lens | (iii) Used by dentists to see enlarged image of teeth. |
(d) A concave mirror | (iv) The image is always inverted and magnified. |
(e) A concave lens | (v) The image is erect and of the same size as the object. |
- | (vi) The image is erect and smaller in size than the object. |