Forming equations using proportion by Boxed Rockets

Form Equations to Represent the Following

Question 1:

y is inversely proportional to x, when x = 6, y = 4

y = \frac{24}{x}

Question 2:

y is directly proportional to x, when x = 8, y = 16

y = 2 x

Question 3:

y is inversely proportional to x, when x = 1, y = 14

y = \frac{14}{x}

Question 4:

y is directly proportional to x, when x = 2, y = 24

y = 12 x