A vehicle licence code consists of two distinct digits followed by two distinct…

MATHEMATICS · Single correct · CBSE · Mathematics · Permutations and Combinations · Permutations and Combinations

Problem

A vehicle licence code consists of two distinct digits followed by two distinct uppercase letters. Digits are chosen from 00–99 and letters from AA–ZZ. Digits cannot repeat, letters cannot repeat, but a digit may repeat a letter. How many different licence codes are possible? (a) 65 00065\,000 (b) 60 84060\,840 (c) 58 50058\,500 (d) 52 65052\,650

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