On the date and at the place specified in the notice the court shall examine the application for approval of said sale or agreement or both, and all evidence presented in support thereof and in opposition thereto. Any interested person may appear and show cause why such application should not be approved. If the court finds at such hearing that the sale or agreement, or both, is to the best interests of the estate of the decedent or ward he shall enter an order approving said application. Where an application covers both a sale and an agreement or more than one agreement, the application may be approved in part and denied in part. The court shall endorse his approval on any assignment, conveyance or agreement confirmed at said hearing.