The verdict of the jury contrary to the contentions of the defendant that she had not entered into any contract of any sort with the plaintiff, and that her signature on the various instruments was procured by fraud and without her knowledge, disposes of these contentions and is an adjudication that the contract pleaded and proved by the plaintiff was valid and subsisting. It therefore remains to be determined by this court only whether the plea of total failure of consideration, which includes a plea of partial failure of consideration (se'e
A. E. Speer, Inc.
v.
McCorvey,
77
Ga. App.
715,
Where, as here, the contract under consideration is entire and not severable, the general rule is that once the plaintiff has prima facie showed a compliance therewith the burden is upon the
*574
defendant to sustain his plea of total or partial failure of consideration. As to the latter, a verdict allowing the defendant the benefit of a partial failure of consideration is unauthorized where there is not sufficient evidence from which it may be determined with some degree of certainty what part of the total consideration has failed.
Myers
v.
Philip Carey Co.,
17
Ga. App.
535 (2) (
Accordingly, in view of the fact that the jury found for the plaintiff on the question of whether there was a valid contract, which finding is not in any way attacked here, a verdict for the plaintiff for the full contract price was demanded. The trial court erred in overruling the motion for judgment notwithstanding the verdict in the principal sum of $1,500.
Judgment reversed.
