Arc Length! i need help anyone know the answer?

Arandom sample of 150 high school students were asked whether they have a job. the results are shown in the table. have a job do not have a job male 48 35 female 41 26 select a ord or phrase from the drop-down menus to correctly complete the statements describing the association.

What is not true about kl and mn? what is mn? (show your work)

Sum is 17 and their difference is 3