2. (a) A 6-digit number is to be formed using the digits 0 to 9 without repetition. If the number does not begin and end with 0, how many ways can it be formed if (i) it is divisible by 5. (ii) it is even number and greater than 600 000.

A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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2(a)

2. (a)
A 6-digit number is to be formed using the digits 0 to 9 without
repetition. If the number does not begin and end with 0, how many
ways can it be formed if
(i) it is divisible by 5.
(ii) it is even number and greater than 600 000.
Transcribed Image Text:2. (a) A 6-digit number is to be formed using the digits 0 to 9 without repetition. If the number does not begin and end with 0, how many ways can it be formed if (i) it is divisible by 5. (ii) it is even number and greater than 600 000.
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