Collins Middle School has 238 sixth grade students. If the sixth grade is 35% of the total school, how many students are in the middle school?

What is the equation of a parabola y(x) that has a vertex at point (− 1/3 , 0.3) and passes through point (− 2/15 , − 1/2 ).

If 1/√5+1/√5+1=p+q√r , find the values of p, q and r

Find the exact value of each of the following. in each case, show your work and explain the steps you take to find the value. (a) sin 17π/6 (b) tan 13π/4 (c) sec 11π/3