HELP ASAP PLS!!!!! VERY MUCH APPRECIATED

Answer:
0.3
Step-by-step explanation:
[tex]y=k\times x[/tex]
passing through (5, 1.5) so the value of x=5 and y=1.5. substituted to equation above
[tex]1.5=k \times 5[/tex]
[tex]k=\frac{1.5}{5} [/tex]
[tex]k=0.3[/tex]