Calculate A*B-C-D
Look at the series (7, 4, 5, 12, 45, D, 1329, 9300, 74397, C, B, A, ...), determine the pattern, and find the unknown values (A, B, C and D) and calculate A*B-C-D!Correct answers: 19
The first user who solved this task is Nílton Corrêa de Sousa.
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Knock Knock Collection 189
Knock Knock
Who's there?
Walt!
Walt who?
Walt till your father gets home!
Knock Knock
Who's there?
Walter!
Walter who?
Walter-wall carpeting!
Knock Knock
Who's there?
Wanda!
Wanda who?
Wanda buy some Girl Scout cookies!
Knock Knock
Who's there?
Wannetta!
Wannetta who?
Wannetta time please!
Knock Knock
Who's there?
Warner!
Warner who?
Warner you coming out to play!