Which of the following is a proportion?

9/12=8/10
12/18=9/16
3/4=9/12
6/8=8/12

What is r i 4.5+10r=-6.5 with work pls

Question 14 (1 point) larry deposits $15 a week into a savings account. his balance in his savings account grows by a constant percent rate.

Find the volume of the solid whose base is the region bounded by f(x), g(x) and the x-axis on the interval [0, 1], and whose cross-sections perpendicular to the y-axis are squares. your work must show the integral, but you may use your calculator to evaluate it. give 3 decimal places for your answe