Answer:
2n - 1
Step-by-step explanation:
you add the 2 <em>ns to get 2n then you add the 1 to the equation to make </em>
<em> </em><em>2n - 1</em>
you would move the decimal to the right four times giving you 782000
There are 700 millilitres in 0.7 litres<span />
I believed it is "401"
1-9 = 9 digits
10-99 = 90 which is 180
100-200 = 100 which is 300 digits
9+180= 189
1392-189= 1203
1200÷300=400 which 1200 digits
401 is the 1392 number scanned
3 all you have to do is divide 7 by seven and get 1 and after subtract 4 by 1 and you get 3.