TAN YU HAO's answer to Macdaddy's Secondary 1 Maths Singapore question.
done
3 Upvotes
clear 0 Downvotes
Answer’s 85
Since the distance is the same, we could use the average speed throughout the two trips, by adding both speed together, then divided by two. (90+80)/2
Since the distance is the same, we could use the average speed throughout the two trips, by adding both speed together, then divided by two. (90+80)/2
Date Posted:
3 years ago
360 Tutoring Program