Which of the following is a composite number?
a. 19
b. 63
c. 1
d. 0

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?

Iwill give brainliest. suppose tommy walks from his home at (0, 0) to the mall at (0, 5), and then walks to a movie theater at (6, 5). after leaving the theater tommy walks to the store at (6, 0) before returning home. if each grid square represents one block, how many blocks does he walk?

Ithink i know it but i want to be sure so can you me out ?