( A )
1
X
1 ;
1 / 1 ; 2 / 2 ; _ C T . . . . ; 1 - 0 ; 2 - 1 ; _ N D
M _ N Y
_ T H _ R S .
( B )
3 7 = 3 3 3 / 3 X 3 ;
3 7 = 3
X
3
X
3
+
3 / . 3
( C )
9 9
+
9 9 / 9 9 ;
5 5 + 5 5 -
5 -
5 ;
( 6 6 6 - 6 6 ) / 6
( D )
4 4
+
4 4 / 4 = 5 5 .
( E )
9
+
9 9 / 9 = 2 0 Clue
(A) 1 X 1; 1/1;2/2;ECT....;1-0;2-1;AND MANY OTHERS. (B) 37=333/3X3; 37=3 X 3 X 3 + 3/.3 (C) 99 + 99/99; 55+55- 5- 5; (666-66)/6 (D) 44 + 44/4=55. (E) 9 + 99/9=20 YOU WILL NEED TO MAKE A MAXIMUM OF 10 SIPS. TAKE ONE DROP FROM 500 OF THE BOTTLES, AND TAKE A SIP. IF IT TASTES BITTER, IT'S IN ONE OF THOSE 500 BOTTLES. THEN DO THE SAME FOR 250 BOTTLES, THEN 125 BOTTLES, AND SO ON AND SO FORTH. UNTIL YOU FIND THE EXACT BOTTLE THAT'S THE POISON SPLIT THE MARBLES INTO 3 GROUPS WITH 4 MARBLES EACH. PICK 2 GROUPS AND USE THE SCALE TO DETERMINE WHICH GROUP CONTAINS THE HEAVIER MARBLE. IF THE 2 GROUPS WEIGH THE SAME, THE HEAVIER MARBLE IS IN THE 3RD GROUP. ONCE THE GROUP IS DETERMINED, SPLIT THE MARBLES INTO 2 GROUPS WITH 2 MARBLES EACH. USE THE SCALE TO DETERMINE THE GROUP THAT CONTAINS THE HEAVIER MARBLE. LASTLY, USE THE SCALE TO WEIGH THE 2 REMAINING MARBLES TO DETERMINE THE HEAVIER MARBLE THE NUMBERS CAN BE GROUPED BY PAIRS: 999,999,999 AND 0; 999,999,998 AND 1′ 999,999,997 AND 2; AND SO ON.... THERE ARE HALF A BILLION PAIRS, AND THE SUM OF THE DIGITS IN EACH PAIR IS 81. THE DIGITS IN THE UNPAIRED NUMBER, 1,000,000,000, ADD TO 1. THEN: (500,000,000 X 81) + 1= 40,500,000,001