Problem

The quantities c and d are proportional.
cd
5, point, 85, point, 8
7, point, 57, point, 5
11, point, 211, point, 2
Find the constant of proportionality left parenthesis, r, right parenthesis in the equation d, equals, r, c.
r, equals
  • Your answer should be
  • an integer, like 6
  • a simplified proper fraction, like 3, slash, 5
  • a simplified improper fraction, like 7, slash, 4
  • a mixed number, like 1, space, 3, slash, 4
  • an exact decimal, like 0, point, 75
  • a multiple of pi, like 12, space, p, i or 2, slash, 3, space, p, i
Do 7 problems