Question

Total number of words formed by $2$ vowels and $3$ consonants taken from $4$ vowels and $5$ consonants is equal to

• A. $60$
• B. $120$
• C. $7200$
• D. $720$

Answer 1

Answer: (C)

Given $4$ vowels and $5$ consonants
$\therefore$ Total number of words
$={}^4{C}_2\times 5C_3\times 5!$
$=7200$