The table shows different geologic time periods: period number of years ago jurassic 2.08 ⋅ 108 silurian 4.38 ⋅ 108 tertiary 6.64 ⋅ 107 triassic 2.45 ⋅ 108 order the time periods from oldest to youngest. (4 points) 1. tertiary, jurassic, triassic, silurian 2.jurassic, triassic, silurian, tertiary 3.silurian, triassic, jurassic, tertiary 4.triassic, silurian, jurassic, tertiary

Kelly is a salesperson at a shoe store, where she must sell a pre-set number of pairs of shoes each month. at the end of each work day the number of pairs of shoes that she has left to sell that month is given by the equation s=300-15x , where s is the number of pair of shoes kelly still needs to sell and x is the number of days she has worked that month. what is the meaning of the number 300 in this equation