336 / 3 =
(24<span> * 3 * 7) / 3 = </span>
((24<span> * 3 * 7) : 3) / (3 : 3) = </span>
<span>(336 : 3) / (3 : 3) = </span>
<span>112 / 1 = </span>
<span>112</span>
The answer will be 1/2 because in a coin there is heads and tails. So, its 50% chance to get either one. Now, for 2 coins there will be heads, tails, head, and tails. The question ask you for tails so there are 2 ways to get tails. Also, the total of the two coins to get either heads or tail is 4. You should get 2/4 which is 1/2.