Ask Singapore Homework?

Upload a photo of a Singapore homework and someone will email you the solution for free.



Ask ManyTutors

Question

Secondary 1 | Maths
One Answer Below

Anyone can contribute an answer, even non-tutors.

Xeno
Xeno

Secondary 1 chevron_right Maths chevron_right Singapore

Thanks

Date Posted: 4 years ago
Views: 184
add a comment

See 1 Answer

Ask ManyTutors
done 2 Upvotes
clear 0 Downvotes
WT Cheng
Wt Cheng's answer
97 answers (Tutor Details)
1st
Hi Xeno, from above we obtain LCM of 30, 35 & 60 = 420.

420 minutes = 7 hours
Therefore, all the bells will next ring at
14 45.