Prove that the triangle with vertices P(-4,0), Q(3,5), and R(8,-2) is a right triangle.

Brent works part-time at a clothing store. he earns an hourly wage of $15. if he needs to earn more than $45 in a day and works for x hours a day, which inequality represents this situation? a. 15x > 45 b. 15x < 60 c. x > 60 d. 15x < 45 e. x < 60

Anyone know? will mark brainliest if correct

School has 204 sixth grade students. if the sixth grade is 30% of the total school, how many students are in the middle school?