I can’t see it it too blurry
The distance between the Earth's surface and the upper edge of the Earth's atmosphere would be Q - V.
The distance from the Sun to the Earth is Q. The distance from the Sun to the upper edge of the atmosphere is V. If you subtract V from Q, the remaining distance is that of the Earth's atmosphere. Q - V = the atmosphere
45 minutes because it has 4 dots and that’s greater than the rest on the dot plot.
280,706 is the standard form