Question

Five years ago Champa was thrice as old as Deepa teen years later Champa will be twice as old as Deepa how old are Champa and Deepa

Answer 1

Answer:

In image last part has some mistake.correct one is

x-2y=10

x-2×20=10

x-40=10

x=10+40

x=50 years

hence present age of "a" is 50 years & "b" is 20 years.