Find the smallest number which when divided by 11 and 13 leaves respective remainders of 4 and 6.
Choices: A) 187 B) 197 C) 207 D) 136 E) 227

Rationale: "let ' n ' is the smallest number which divided by 11 and 13 leaves respective remainders of 4 and 6 . required number = ( lcm of 11 and 13 ) - ( common difference of divisors and remainders ) = ( 143 ) - ( 7 ) = 136 . answer : d"
Answer: D