Question

90km/h = ___ m/s

• A. 36
• B. 48
• C. 25
• D. 100

Answer 1

The correct option is C

25

We know,
1 km/h $=\frac{5}{18}$ m/s

90 km/hr $=90\times$ 1 km/hr
$=90\times$ $\frac{5}{18}$ m/s
$=5\times$ 5 m/s
$=$ 25 m/s