Can you guys help me.plz

45% of the trees in a park are apple trees. there are 27 apple trees in the park. how many trees are in the park in all?

The measure of an angle is 117°. what is the measure of a supplementary angle?

Sara has been reading about different types of financial grants, including federal pell grants, academic competitiveness grants, smart grants, and teach grants. which statement about these grants is true? filling out a fafsa will not her apply for these grants. she will not have to pay back any funds she receives from these grants. these grants only go to students with less than a 3.0 gpa. she will have to pay back all the funds she receives from these grants.