Evaluate the function. h(t)=-2t+2; find h(-3t)

Refer to interactive solution 17.45 to review a method by which this problem can be solved. the fundamental frequencies of two air columns are the same. column a is open at both ends, while column b is open at only one end. the length of column a is 0.504 m. what is the length of column b?

Tom had a total of $220 and he spent $35 on a basketball ticket . what percent of his money did he have left?

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