4 + 4 = 8
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The fraction is4/(the weight of the whole thing, in pounds) . The fraction is a naked number, without units.
72
The formula for the surface area of a sphere is 4 (pi) r2For a radius of 10 cm, the surface area is4 (3.1416) (10)2 = 4 (3.1416)(100) = about 1256.64 cm2
The answer to the question of 44 plus 44 plus 4-44 is 48.
1 + 4 + 4 + 5 + 56 + 3452 = 3522