Question

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Answer 1

$1 \frac{km}{min}$=$\frac{1}{\frac{1}{60} }$=$60 \frac{km}{h}$

v=1,43 ·60$\frac{km}{h}$
v=85,8$\frac{km}{h}$
d=v·t=85,8$\frac{km}{h}$·1h=85,8km
t=60h=3600min

Δd(km)=85,8
Δt(min)=3600
v=$\frac{85,8}{3600}$
v(km/min)=0,02
v(km/h)=85,8

Answer 2

==

v=1,43 ·60
v=85,8
d=v·t=85,8·1h=85,8km
t=60h=3600min

Δd(km)=85,8
Δt(min)=3600
v=
v(km/min)=0,02
v(km/h)=85,8