probability in each case a Two coins are tossed E The first coin comes up heads F The result is no heads P E F Check Clear Give the exact answer not a decimal approximation b A die is thrown E The result is an odd number F The result is at most 4 P E F Check Clear Give the exact answer not a decimal approximation c A pair of distinguishable dice are thrown and the numbers facing up are observed E The sum is less than 3 F The first die cc Check Clear P E F