AC Lim's answer to Ashley ong 's Primary 6 Maths Singapore question.
done
{{ upvoteCount }} Upvotes
clear
{{ downvoteCount * -1 }} Downvotes
Hope this helps
Date Posted:
2 years ago
Total at first scenario = total of 2nd scenario.
To check if 2 scenario is only boys, it will not be double if but total unchanged?
If only boy changed, then girl unchanged.... Make girl to same.
Actually, @Sstrike is correct, in not about total unchanged.
Is Total of 1st scenario = total of 2nd scenario.
Is Total of 1st scenario = total of 2nd scenario.
Thanks. I think she don't understand when to apply cos sch nv teach this type of qn but hmwk is given. So she tried the same method from what she learnt here from previous qn. Still thanks
360 Tutoring Program