a) How many
four-letter words can be formed from the letters of the word
LAUNDRY if each letter can only be used one time in a word? Y is
NOT considered a vowel in this word.
b) How many contain the letter
Y?
c) How many contain both
vowels?
d) How many of them contain
exactly three consonants?
e) How many of them begin and end
in a consonant?
f) How many begin with
N and end in a vowel?
g) How many begin with N and...
How many different 4-letter radio station call letters can be
made
a. if the first letter must be C, W, P, or N and no letter may be
repeated?
b. if repeats are allowed (but the first letter is C, W, P, or
N)?
c. How many of the 4-letter radio station call letters (starting
with C, W, P or N) have no repeats and end with the letter R?
a. If the first letter must be C, W, P...
How many different 6-letter radio station call letters can be
made
a. if the first letter must be E, W, or T and no letter may be
repeated?
b. if repeats are allowed (but the first letter is E, W, or
T)?
c. How many of the 6-letter radio station call letters (starting
with E, W, or T) have no repeats and end with the letter H?
a. If the first letter must be E, W, or T, and all...
1a. How many arrangements are there of all the letters in
INDIVIDUAL?
1b. How many arrangements of the letters in INDIVIDUAL have all
three I’s adjacent?
1c. How many arrangements of the letters in INDIVIDUAL have no
I’s adjacent?
How many distinguishable arrangements can be made from three
different algebra books and four different geometry books?
a) without restrictions?
b)if the algebra books must appear to the left of the geometry
books?
c)if the books on a particular subject must appear together
a) How many arrangements are there of the letters of the word
FEEBLENESS?
(b) What is the probability that if the letters are arranged at
random four E’s will be together?
(c) In a random arrangement, what is the probability that
exactly three E’ s will be together?
a) How many arrangements are there of the letters of the word
FEEBLENESS?
(b) What is the probability that if the letters are arranged at
random four E’s will be together?
(c) In a random arrangement, what is the probability that
exactly three E’ s will be together?