How much time does it take to cover a distance of $660$ m at a speed of $72$ km/hr.

33

sec

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

22

sec

No worries! We‘ve got your back. Try BYJU‘S free classes today!

14

sec

No worries! We‘ve got your back. Try BYJU‘S free classes today!

12

sec

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Open in App

Solution

The correct option is A $33$ sec
$S p e e d = \frac{D i s t a n c e}{t i m e}$

$∴ t i m e = \frac{D i s t a n c e}{S p e e d}$

Given, $S = 72$ km/hr $= \frac{72000}{3600}$ m/sec $= 20$ m/sec
$∴$ time $= \frac{660}{20} = 33$ sec

Suggest Corrections

Similar questions

108 km/h

72 km/h

100 m

90 km/h

72 km/h

150 m

What is the time taken by a 90 m long train travelling at a speed of 18 km/hr to cross a bridge of length 270 m?

An electric train is moving with a velocity of 120 km/hr. How much distance will it cover in 30 sec?

Join BYJU'S Learning Program