11.
A person covers half of his journey at 30 km/h and the remaining half at 20 km/h. The average speed for the whole journey is
a) 25 km/h
D) 28 km/h
c) 32 km/h
d) None of these
Answers
Answered by
0
Answer:
B.28
Explanation:
please mark me as a brainlist please
Similar questions
Geography,
14 days ago
History,
30 days ago
Math,
8 months ago
Business Studies,
8 months ago
Math,
8 months ago