Based on the figure below, what is the value of x? (look at picture \/)
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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 of the following is the maximum value of the equation y=-x^2+2x+5 a. 5 b. 6 c. 2. d. 1

Aliter of water contains about 3.35 x 10^25 molecules. a certain river discharges about 2.9x 10^8 l of water every second. about how many molecules does the river discharge every minute? write your answer in scientific notation