Multiple choice general knowledge math & puzzles

In a certain country, licence plate numbers have 3 letters folllowed by 4 digits. How many different licence plate numbers can be formed? (letters and digits may be repeated).

  1. 185,770,000

  2. 185,760,000

  3. 175,760,000

  4. 175,766,000

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

The number of combinations is calculated by multiplying the possibilities for each slot. There are $26^3$ ways for the letters and $10^4$ ways for the digits. $17,576 \times 10,000 = 175,760,000$.