Sadaqatul Fitr

Q: What is the sadaqatul fitr amount for this year in dollars?

Q: Can Sadaqatul Fitr be calculated by the price of flour, as in the place I stay, wheat and barley is not found (or very difficult to find), and dates are extemely expensive.

Q: Can we give Sadaqatul Fitr to use in the Masjid or can we give it to Imam the Masjid of the Musjid?

Q: Is it incumbent upon me to pay sadaqatul fitr for the past years on my family which I was not aware off?

Q: Regarding sadaqatul fitr, a father and mother are living with their son and his family. Both parents are receiving a monthly pension. Do they have to give sadaqatul fitr separately or should the son (who is wealthy) give the sadaqatul fitr on behalf of all i.e. his family and his parents?

Q: If a person discharges sadaqatul fitr on behalf of his wife and baaligh children who are not being supported by him without their permission, will the sadaqatul fitr be discharged?

Q: If one did not discharge his sadaqatul fitr and all his wealth got destroyed, will the obligation of sadaqatul fitr fall away?

Q: If a person discharges sadaqatul fitr on behalf of someone other than his dependants (i.e. his wife and children) without their permission, will the sadaqatul fitr be discharged?

Q: If a father discharges sadaqatul fitr on behalf of his wife and baaligh children without their permission, will the sadaqatul fitr be discharged?

Q: If a person did not discharge his sadaqatul fitr for many years, what should he do?