In reference to your case, please find the answers below-
1) As the accused is already in jail, there is possibility of getting bail from the High Court.
2) The day the bail is filed in the High Court it would come up for hearing at least after 12-15 days(10 days being notice period). Once , up for hearing your matter will be argued and Court will give a decision, assuming bail is granted you would have to apply for release in the lower court by filing sureties, post which the accused will be released. The entire procedure would take 15- 20 days from filing bail in High Court.
3)Yes, in the bail application you may pray that so and so amount of the said complaint has been deposited or will be deposited subject to release of the accused.
4) For details on process it is suggested to contact our office for free consulting on filing your bail application in the High Court.
5) If you deposit the amount in the Court which is the basis of the complaint you would surely get bail (subject to there are no other sections other then those mentioned above)
Best of Luck-- Stay blessed.