Plz me im bad ar math

a box contains 4 oranges, 9 apples, and 3 pears. liliana selects a piece of fruit from the box at random.

what is the probability that she selects an orange or a pear?

a.
1 over 20

b.
3 over 64

c.
7 over 16

d.
9 over 16

Apark is in the shape of a rectangle. the park authorities are planning to build a 2-meter-wide jogging path in the park (shown as the shaded region in the image). what is the area of the jogging path? plz

If eh = hg and hg=16, find the diameter of k

Apsychology student wishes to investigate differences in political opinions between business majors and political science majors at her college. she randomly selects 100 students from the 260 business majors and 100 students from the 180 political science majors. does this sampling plan result in a simple random sample? why or why not? no, because each group of 200 students in the sample does not have the same chance of being selected. yes, because each group of 200 students in the sample has the same chance of being selected. no, because each individual student does not have an equal chance of being selected. yes, because each individual student has the same chance of being selected.