Question

U N I F O R M A four-letter code is to be formed using four of these cards. Find/Cari (a) the number of different four-letter codes that can be formed. (b) the number of different four-letter codes which end with a consonant. [4 marks/markah

          U N I F O R M
A four-letter code is to be formed using four of these cards.
Find/Cari
(a) the number of different four-letter codes that can be formed.
(b) the number of different four-letter codes which end with a consonant.
[4 marks/markah

U N I F O R M
A four-letter code is to be formed using four of these cards.
Find/Cari
(a) the number of different four-letter codes that can be formed.
(b) the number of different four-letter codes which end with a consonant.
[4 marks/markah

Added by James P.

Elementary Statistics a Step by Step Approach

Allan G. Bluman 9th Edition

Instant Answer

Solved by Expert Jacquelinne S. Mejia Sandoval

Step 1

For each of the 4 positions in the code, we have 7 options for the first position, 6 options for the second position, 5 options for the third position, and 4 options for the fourth position. So the total number of different four-letter codes that can be formed Show more…

Show all steps

Thanks for your feedback!

A four-letter code is to be formed using four of these cards: (a) Find the number of different four-letter codes that can be formed. (b) Find the number of different four-letter codes which end with a consonant.