Q2: ii. iii. iv. Solve the Following short questions. {3, 4, 2, a A variable name in a programming language must be either two letters or a letter followed by a digit. How many different variable names are possible? How many four-digit intejgers less than Tlllll are odd and even? How many four-digit integers are divisible by 5? Suppose that an automobile license plate has three lettets followed by three digits. {a} How many different lioense plates are possible? [b] How many license plates could begin with A and and on I}? {o} How many license plates begin with PQR