Teaching NVS Junior Secretariat Assistant (JSA) Mock Test 2024 Quantitative Aptitude Speed Time and Distance Partial Speed
Prerna starts from Place A at 5 am at constant speed of 50km/h. She halts at Place B for half an hour and then drives at 30 km/h. If she reaches Place C at 8:30 am, which is 100 km away from Place A, how far is Place A from Place B?
1
25 km
2
10 km
3
5 km
4
18 km