Q22.Direction of the question: Solve the following question and mark the best possible option.
How many 4-digit numbers, each greater than 1000 and each having all four digits distinct, are there with 7 coming before 3?
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Q22
29 Nov 2020
Q22.Direction of the question: Solve the following question and mark the best possible option.
How many 4-digit numbers, each greater than 1000 and each having all four digits distinct, are there with 7 coming before 3?
