How many numbers between 4000
and 9000 can be formed by using the
digits 3,4,7 and 9 if each digit may be
repeated.
Select one:
a. 24
b. 64
C. 48
d. 128
Answers
Answered by
0
Answer:
48 I think
Step-by-step explanation:
sorry I can't explain....:-)
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