Kathryn W.

Jefferson School has  students. The teacher-pupil ratio is  How many additional teachers will have to be hired to reduce the ratio to ?

The ratio of girls to boys in a particular classroom is  What fraction of the total number of students are boys?

r for each babysitting job, Adam charges a fee for his bus fare plus an hourly rate. the graph shows how he calculates his fee for a babysitting job. write a linear function in the form y=mx+b to... more

14 a What is the largest number you can make by choosing tive digits from the list 1, 2, 3, 4, 5, 6, 7, 8, 9 and placing them into the product shown at right?

h(x)=5x+2, find h(x+h)-h(x)

An= 4an-1 + 1/2If the 3rd term in the sequence is 322.5, what is the value of the second term?The answer is 80.5, but I am looking for HOW to solve this:322.5 = 4a2 + 1/2

f(x)=x2+2x+1/x2-x-6thank you in advance

If the height , h , of a right circular cone is 5 times the radius, r of its base, express the volume V of the cone as a function of h. V(h)=

A plece of wire 46 inches long is cut into two pieces and each piece is bent into a square. If x denotes the length (in inches) of the first piece, express the total area A enclosed by both squares... more

(x+1over3)2=8

f'''(t) = sqrt (t) - 6cos(t)

Linear EquationsA small college had 2546 stusddents enrolled in courses in 2007. In 2012 there were 2702 students enrolled.Assume the enrollment follows a a linear growth pattern. Let N be the... more

Management at an oil company estimates that oil will be pumped from a producing field at a rate given by  where the rate of production in thousands of barrels per year years after 2000. Use Riemann... more

If SinΘ=√17/17, Find cotΘIm having trouble finding out how to break down the √17/17, thank you!