defence exam SSB Head Constable (Communication) 2023 Mock Test Quantitative Aptitude Speed Time and Distance Average Speed
A speeding car traveling at 40 km/hr decides to slow down to 30 km/hr after covering half the distance. What is the average speed?
1
30 km/hr
2
\(\frac{120}{7}\) km/hr
3
\(\frac{240}{7}\) km/hr
4
35 km/hr