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Function: _error_handler

File: /home/noqkocv1izd6/public_html/application/controllers/Questions.php
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Function: view

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Function: require_once

How many 5-digit numbers can be made using the numbers 1 to 9 if no repetition is allowed?
b) How many 5-digit numbers greater than 70 000 can be formed?
c) What is the probability that a number selected at random contains 1, 2, 3, 4, 5
i) in ascending order
ii) in any order