Back them up on a different drive
They where high ranking aristocrats in Russia during the 16th century. They where all executed.
Explanation:
The ratio of Boys = 4x
The ratio of Girls = 5x
The Number of Boys in the School = 4x + 5x = 1080
= 9x = 1080
= x = 1080/9
<em> </em> = x = 120
The ratio of Boys = 4x = 4 x 120 = <em>480</em>
The ratio of Girls = 5x = 5 x 120 = 600
<u></u>
Answer :- <u><em>The ratio of Boys =480</em></u>
I believe the correct answer from the choices listed above is option D. <span>When planning the structure of a spreadsheet, columns are for group items and rows are for single items. Hope this answers the question. Have a nice day.</span>