In how many ways can three consonants and two vowels be selected from the letters of the word "TRIANGLE"? Choose the correct choice:
A) 25	B) 13	C) 40	D) 20	E) 30
The word contains five consonants. Three vowels, three consonants can be selected from five consonants in ⁵C₃ ways, two vowels can be selected from three vowels in ³C₂ ways.   3 consonants and 2 vowels can be selected in ⁵C₂ . ³C₂ ways i.e., 10 * 3 = 30 ways.   ANSW30R:30
<result>E</result>
In how many ways can three consonants and two vowels be selected from the letters of the word "TRIANGLE"?