Which of the following high speed trains are traveling at a rate of 150 miles per hour? A: a train that travels 100 miles in 2/3 hour B:A train that travels 160 miles in 5/6 hour C:A train that travels 125 miles in 4/5 hour or D: A train that travels 90 miles in 3/5 hour

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

Which exponential function has an initial value of 2? f(x) = 2(3x) f(x) = 3(2x)

Select the correct answer from each drop-down menu. consider the following polynomials equations. 3x^2(x-1) and -3x^3+ 4x^2-2x+1 perform each operation and determine if the result is a polynomial. is the result of a + b a polynomial? yes or no is the result of a - b a polynomial? yes or no is the result of a · b a polynomial? yes or no