I am having problem with this question.

I am having problem with this question.
A magazine survey found that women over the age of 55 consume anaverage of 1660 calories a day. In order to see if the same wastrue for women over 55 in assisted living facilities, a researchersampled 43 women. She found that the mean for the sample was 1446and that the sample standard deviation was 56 calories. Atα=.10 test the claim that the average number of caloriesconsumed by the women is assisted living is the same as the numbercalories consumed by the women magazine survey.
I used the z test formula but when i got the my Z it was somethingbig like 25 and it seemed way off to me. consume please help me