Using the word LINEAR, how many
a. 3-letter code word can be formed
b. 3-letter code word can be formed starting with L
c. 4-letter code word can be formed starting with a vowel
d. 4-letter code word can be formed starting with a consonant
REPETITION IS NOT ALLOWED FOR A, B, C & D
a. 3-letter code word can be formed
b. 3-letter code word can be formed starting with L
c. 4-letter code word can be formed starting with a vowel
d. 4-letter code word can be formed starting with a consonant
REPETITION IS NOT ALLOWED FOR A, B, C & D
Answers & Comments
a. 3-letter code word can be formed: 6 (LIN, ILE, ENI, EAR, REN & NER)
b. 3-letter code word can be formed starting with L: 4 (LIE, LEA , INE & ERL).
c. 4-letter code word can be forme dstarting with a vowel: 8 (LINE, ILEN , ENIR , EARN , RENE & NERA plus AERN and ANRE)
d.4-lettercode word with a consonant: 12 (LINR, LIEN , ELIN , LEAN , INER, ERLE & RELN plus LERA, LARN, ALRE & RLAN). Hope this helps!