a television have side 6 * 5 . its screen size is 5 * 4 . calculate the percentage of unscreened part t . v .
unscreened part = 30 - 20 = 10 . % unscreened part = 10 / 30 * 100 = 33.33 % answer c
multiply(divide(subtract(multiply(6, 5), multiply(5, 4)), multiply(6, 5)), const_100)