Answer:
Primary memory is directly accessible by Processor/CPU. Secondary memory is not directly accessible by the CPU. ... The memory devices used for primary memory are semiconductor memories. The secondary memory devices are magnetic and optical memories
The answer would be 13.3125 because 6.25 / 0.8 is 7.8125 than add 5.5 which will equal 13.3125. I'm sure about this.
<span>The newest android os is:
Android 7.0 Nougat
</span>
C. is the answer to that question