Shi Hui Ling's answer to Shirley Victorio's Secondary 1 Maths Singapore question.

done {{ upvoteCount }} Upvotes
clear {{ downvoteCount * -1 }} Downvotes
Shi Hui Ling
Shi Hui Ling's answer
2 answers (Tutor Details)
1st
hope this helps! :)
Rainee
Rainee
4 years ago
But I thought the 240 seconds is the amount of time taken for both cars to reach the start? Not how fast car X takes to be 1 lap ahead?