To answer the question, we simply convert all the units to inches for the lengths of the snake and all time should be in years.
(1) Drew: 45 inches, 5 years
(2) TJ: 3 ft long x (12 inches / 1 ft) = 36 inches , 1 year
(3) Kenny: 5 ft long x (12 inches / 1 ft) = 60 inches , 8 years
(4) Maura: 20 inches , 2 years
Use the values in bold for the table.