The ratio between the present age of Amit and Ankit is 4 : 5 and the ratio of the present ages of Ajay and Arun is 3 : 2. If the sum of the present ages of Amit, Ankit, Ajay and Arun is 120 years and the ratio between the sum of age of Amit and Ankit to the sum of age of Ajay and Arun is 3 : 5, then find the sum of age of Amit and Arun 10 years from now.
1
75 years
2
70 years
3
68 years
4
65 years