7 pounds 13 ounces is 3.54 kilograms.
.001
36lb + 14oz + 25lb + 13oz = 61lb + 27oz = 61lb + 16oz + 11oz but 16oz = 1lb so 62lb + 11oz
15 kilograms = 33.0693393 pounds
density=mass/volume
0.4 kg
My 1964 335 is 7lb 13oz - just checked it
13oz = 368.54g
7lb
0.018
3.4
0000000000000000000000000000000000000000.8
0.198kg
19679.767
5
1027
0.5 killograms
7lb = 3.17kg