How do i give some one brainily

If you answer right ill give brainliest, : )

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?

Tim's phone service charges $26.39 plus an additional $0.21 for each text message sent per month. if tim's phone bill was $31.64, which equation could be used to find how many text messages, x, tim sent last month?