Multiply (1.9 × 10^7)(3 × 10^6). express the result in scientific notation. 5.7 × 10^13 5.7 × 10^12 5.7 × 10^42 5.7 × 10^43

Jared had 3/7 of the minutes on a family phone plan remaining for the month. the plan is shared by 2 people. if divided equally what portion of the minutes remaining on the phone plan would be avalible for each person