At present, Kirti is 12 years old and her mother Kamlesh is 42 years old. Find the ratio of the Kamlesh's age two years ago to Kirti's age two years hence.
A7 : 20
B20 : 7
C10 : 3
D3 : 10
At present, Kirti is 12 years old and her mother Kamlesh is 42 years old. Find the ratio of the Kamlesh's age two years ago to Kirti's age two years hence.
A7 : 20
B20 : 7
C10 : 3
D3 : 10