In the Land of Oz only one or two-letter words are used. The local language has 66 different letters. The parliament decided to forbid the use of the seventh letter. How many words have the people of Oz lost because of the prohibition?  Pick one:
A) 65 B) 66 C) 67 D) 131 E) 132
The seventh letter (Let it be @) can be used with other 65 in two type of arrangents   one when seventh letter is in 1st slot @_ (65 ways)   another, when seventh letter is in 2nd slot _@ (65 ways)   seventh letter (@) itself   Lost words = 1 + 65 + 65= 
<gadget id="calculator">1 + 65 + 65</gadget>
<output>131</output>
131   ANSWER:131
<result>D</result>
In the Land of Oz only one or two-letter words are used. The local language has 66 different letters. The parliament decided to forbid the use of the seventh letter. How many words have the people of Oz lost because of the prohibition?