In each of the Following number series, one no. is wrong. Find the odd no? 1)696, 340, 168, 80, 36,14,3  A)696  B)340  C)168  D)80 2)1, 0, 5, 6 A)1 B)0 C)5 D)6 3)25, 64 , 6 , 15 A)64 B)6 C)15 D)25   4)64, 55, 81 ,82 A)81 B)82…

To multiply a two-digit number by 111, add the two digits and if the sum is a single digit, write this digit TWO TIMES in between the original digits of the number. Some examples: 23x111= 2553   41x111= 4551 The same idea works if the sum of the two digits is not …