state gov OSSSC RI, ARI, AMIN, SFS, ICDS Supervisor Combined Mock Test 2023-25 Quantitative Aptitude Speed Time and Distance
Sabita rides a racing bicycle at a speed of 10 km per hour towards Pinky's house which is 30 km away. She cycles at a speed of 15 km per hour while returning home. What is her average speed?
1
12 km per hour.
2
15 km per hour.
3
20 km per hour.
4
25 km per hour.