Help dont understand

Alake near the arctic circle is covered by a 222-meter-thick sheet of ice during the cold winter months. when spring arrives, the warm air gradually melts the ice, causing its thickness to decrease at a constant rate. after 333 weeks, the sheet is only 1.251.251, point, 25 meters thick. let s(t)s(t)s, left parenthesis, t, right parenthesis denote the ice sheet's thickness sss (measured in meters) as a function of time ttt (measured in weeks).

If 10 men take 18 days to mow 60 acres of grass, how long will 15 men take to mow 80 acres?

If olu is twice as old as funmi if the sum of their ages is 60 how old is olu