Hello A yes..squint surgery can be easily and successfully done at this age B. Cost depends on amount of squint and number of muscles required to correct squint

If vision with glasses in both eyes is almost equal and normal ,then you are likely to get very good results .but in case of diverging eye being amblyopic ,the results of squint surgery might not be perfect. The cost depends upon the number of muscles to be dealt,the surgeon and the hospital. Might be from 10 to 30 k or more.

Yes.cost depends on number of muscles to be treated.