Eight-digit mobile phone numbers issued by the Lemon Network all begin with 79. a. How many different
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Eight-digit mobile phone numbers issued by the Lemon Network all begin with 79.
a. How many different phone numbers can the network issue?
b. Find the probability that a randomly selected number issued by this network:
i. Ends with the digits 97
ii. Reads the same left to right as right to left.
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Related Book For
Cambridge International AS & A Level Mathematics Probability & Statistics 1 Coursebook
ISBN: 9781108407304
1st Edition
Authors: Dean Chalmers, Julian Gilbey
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