Question

100. How many seven-digit numbers can be made from the
number 3428651, using each digit only once?
1)49
2) 180
3) 5040
4)2520
5) None of these​

Answer 1

Answer:

1) 49

Step-by-step explanation:

there is no repeating digit. so, just multiply no. of possibly with itself i. e. 7 × 7 = 49

Hope this helps.

Have a great day.

Answer 2

Answer:

a) 5040 is the correct answer