i just need 12 and 13 done please

1-5 and 1-6 Units, Standards, SI, Converting Units 12. (1) Write the following as full (decimal) numbers without prefixes on the units: (a) 286.6 mm, (b) 85 uV, (c) 760 mg, (d) 62.1 ps, (e) 22.5 nm, (f) 2.50 gigavolts. 13. (I) Express the following using the prefixes of Table 1-4: (a) 1 X 10 volts, (b) 2 X 10 meters, (c) 6 X 10' days, (d) 18 X 10- bucks, and (e) 7 X 10 seconds