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CoCubes
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Q 11.
A four-digit number has...
Mathematics, 20.02.2021 05:20 Naysa150724
Proprietary and Confidential
CoCubes
An Aon Company
Q 11.
A four-digit number has to be formed (without repetition of digits) by using the digits 1,5, 3, 9,
and 7 only. How many such numbers can be formed?
A. 120
B. 240
C. 60
D. 20
Answers: 2
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