an arts academy requires there to be 3 teachers for every 75 students and 6 tutors for every 72 students. How many students does the academy have per tutor?

Which fraction is equivalent to 2/5

Ann is going to rent a truck for one day. There are two companies she can choose from, and they have the following prices. Company A charges $93 and allows unlimited mileage. Company B has an initial fee of $65 and charges an additional $0.

Find the indicated sum for each sequence. S9 of - 9, 36, - 144, 576, ...

How much greater is 42 inches than 1 yard? Explain.

The drawing below (not to scale) shows a running track. The ends are semicircles. The distance between the two inner parallel straight lines is 60 meters, and they are each 100 meters long. The track is 10 meters wide.

Where does the graph of y=2x2-x-3 cross as the x-axis?

Is the function even, odd, or neither?

Three Machines A, B, and C produces 60%, 30%, and 10% respectively. Defective % are 2%, 3%, and 4%. Find prob. that items were produced by machine C.

The figures below are squares. Find an expression for the area of each shaded region. Write your answers in standard form. The bigger square is x+3 on all 3 sides. The smaller square is x on every side.

27.29.24 Simplify 2327.2-10