They are a pair of 3-digit integers, separated by a space.
695=DCXCV
85% of 487 days= 85% * 487= 0.85 * 487= 413.95 days
1, 5, 139, 695
695
56 + 695 = 751
1311
695 = 5 * 139
30% of 695 is 208.5
75 is 10.79% of 695.
1, 5, 139, 695
1 and 487
487 Joules corresponds to 487 nm.