Which one of the following numbers is divisible by both 11 and 13?
Show answer & explanation
Correct answer: B
Explanation
Given:
The number must be divisible by both 11 and 13.
If a number is divisible by both 11 and 13, it is their LCM.
LCM (11, 13) = 11 × 13 = 143
Now let's look at the multiples of 143 in the options.
143 × 3 = 429
Therefore, 429 is divisible by both 11 and 13.