1. 2. 0.486(2dp) 3. 0.393 (2dp) 4. 0.0435(2dp) 4.91999(1dp) 5. 2491.597(2dp) 6. 99.99888 (2dp). 7. 78.94554 (3dp)... 8. 0.005684 (3dp) more decimal places line with zeros, stopping at the decimal point if there is one significant figures 1. 028.59 (2sf). 2. 038.69 (3sf) 3. 22843 (2sf) 4. 0.03758 (2sf) 5. 459 (1sf). 6. 2491.597 (3sf) 8. 9. 7. 53 879 (1sf) 53 879 (2sf). 0.005089 (2sf).. 10. 3.5175 (1sf). compiled by a.m maswalo l c​