shanglorhmis1ton shanglorhmis1ton 01-01-2017 Mathematics contestada Will up-vote! What is 19.2 * 10^8 minutes in hours? A. 1.152 × 10^11 h B. 1.152 × 10^7 h C. 3.200 × 10^9 h D. 3.200 × 10^7 h