308 is more than 8 times the size of 37.
.308. which is 7.62
308...A 7.62mm = .300
400
621 is bigger than 37.
No
38 is 1 bigger than 37
Yes. Significantly.
Both fire the same diameter projectile.
.308 is identical in diameter to the 7.62x51 NATO cartridge (although the two are not exactly the same). .223 is identical in diameter to the 5.56x45 NATO (and M193) cartridge (though, again, they are not exactly the same). The .308 is larger.
It depends on the sign of "a"If a is positive, 37 plus a is greaterIf a is negative, 37-a is greaterIf a is 0, they are both the same
No. Both use the same diameter projectiles.
30-06 because it's a bigger round than the .308 although it might travel slow it has greater impact on the target