[tex]▪▪▪▪▪▪▪▪▪▪▪▪▪ {\huge\mathfrak{Answer}}▪▪▪▪▪▪▪▪▪▪▪▪▪▪[/tex]
The formula to find average speed ~
[tex] \mathrm{ \dfrac{total \: \: distance \: \: covered}{total \: \: time \: \: taken} }[/tex]
Formula for Instantaneous speed ~
[tex] \dfrac{ds}{dt} [/tex]
where,
It's derivative of distance with respect to time ~
hope it helps !
