At St. John's, Newfoundland, the time of sunrise on the nth

Last updated: 8/12/2022

At St. John's, Newfoundland, the time of sunrise on the nth day of the year (Jan. 01 is n=0) is given by the equation: T(n) = 1.89 sin 2π(n-80/365) +6.41 When will the sun rise on Oct. 20th? a) 5:40 am b) 5:45 am c) 5:28 am d) 5:46 am