Ask Singapore Homework?

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



Question

secondary 2 | Maths
One Answer Below

Anyone can contribute an answer, even non-tutors.

Answer This Question
Merlion
Merlion

secondary 2 chevron_right Maths chevron_right Singapore

Help

Date Posted: 2 years ago
Views: 263

See 1 Answer

done {{ upvoteCount }} Upvotes
clear {{ downvoteCount * -1 }} Downvotes
JADE LEE ZI QI
Jade Lee Zi Qi's answer
8 answers (Tutor Details)
Inverse Proportion
Or
Calculate total of manned days

Men x days = total manned days
Find days = totalmanned days / men

12 x 20 = 240
240 / 15 = 16
Merlion
Merlion
2 years ago
Thanks for using the 2 methods to explain