Question

An Internet code consists of one digit (from zero through nine) followed by one letter.
How many codes are possible?

Answer 1

Answer:42000

Step-by-step explanation:

Answer 2

Answer:

234

Step-by-step explanation:

Instead of doing the possibilities on paper by columns just multiply 9 by 26 (There's 26 letters in the alphabet).

26 * 9 = 234