Question

1.72km/h is equal to 10m/s 20m/s 30m/s 40m/s

Answer 1

Hey mate,

1 km = 1000m

1hr = 3600 sec

So,

1.72 × 1000/3600

= 1720/3600

= 0.47 m/s

hey mate just check out your options!

Answer 2

1.72*1000/3600
0.48m/s

I hope it will help u