probability with teen pregnancy

heres the question.

What is the conditional probability that a teenage pregnancy is in a young mother 15 to 17 years old, given that she is classified as white ? what is the conditional probability that a teenage pregnancy is in a young mother 15 to 17 years old, given that she classified as black.

heres the chart

-----------------__15 to 17__ -----------------__18 to 19__

white--------------23------------------------.49

black--------------.09-----------------------.15

other--------------.01-----------------------.03

THANKSS!! any help would be helpful!