Answer :

Hrishii

Answer:

2.5

Step-by-step explanation:

[tex]y = 2.5x \\equating \: it \: with \: y \: = kx \: where \: k \: is \: any \: \\ constant. \\ k = 2.5 \\ [/tex]

Thus, constant of proportionality = 2.5

Other Questions