How many 9 digit no.s are divisible by 7
a.1256
b.1986
c.1524
d.1874

Submitted by: Administrator
Try this excel macro

Sub test()
k = 0
For i = 100000000 To 999999999

If (i Mod 7 = 0) Then
k = k + 1
End If
Next
Cells(1, 1) = k

End Sub

Ans:
128571428
Submitted by: Administrator

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