Both are correct,
For lori’s answer u divide by 6 which is that same as 72/6
Just need to convert the mass of moon in terms of 10^24. So shift over 2 decimal places.
5.97 x 10^24 + 0.0734 x 10^24 = 6.04 x10^24
First you subtract double the registration fee from the total and then divide by 24
You get 500-50= 450
450/24=18.75
Hope this helped
