If y varies directly as x
- if y varies directly as x and y is 18 when x is 5
- if y varies directly as x and y is 12 when x is 1.2
- if y varies directly as x and y is 48 when x is 6
- if y varies directly as x and yu003d15 when xu003d9 find y when xu003d3
- if y varies directly as x and yu003d14 when xu003d3 find y when xu003d6
- if y varies directly as x and yu003d6 when xu003d5 find y when xu003d10
- if y varies directly as x and yu003d5/2 when xu003d15 find y when xu003d3
- if y varies directly as x and y is 20 when x is 4
- if y varies directly as x and yu003d6 when xu003d15 find y when xu003d2
- if y varies directly as x and yu003d12 when xu003d4 find y when xu003d12
