Brain Teaser Of The Day: Two Digit Numbers Having 2 Riddles Apr 062018 How many combinations of two digit numbers having 2 can be made from the following numbers? 7, 8, 9, 4, 2. Show answer Answer: 9 Explanation: The possible two digit numbers that can be made are: 72, 82, 92, 42, 22, 24, 29, 27, 28. These altogether are 9 in number. Sorry, the comment form is closed at this time.
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