Giving women gifts as a compensation for taking their inheritance

Is it permissible for him to inherit property that was bought with a riba-based loan?

His grandfather left a bequest to his heirs who are poor; is it permissible for him to take from that bequest?

He died and left behind a wife, children, brothers and sisters

She died and left behind a husband, children and parents who are not Muslim

He died and left behind a wife, a mother, sons and daughters, and brothers and sisters. How should the estate be divided?

His wife whom he had revocably divorced died during her ‘iddah – does he inherit from her?

She died and left behind a brother and two sisters

It is permissible for the relative to ask for the inheritance even if that is done through the courts

Is it permissible for the heirs to agree on males and females taking equal shares?