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primary 6 | Maths | Ratio
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lisaa
Lisaa

primary 6 chevron_right Maths chevron_right Ratio chevron_right Singapore

help me , I want a answer

Date Posted: 4 years ago
Views: 213
AC Lim
AC Lim
4 years ago
P:J = 5:3
5u + 3u = 8u
8u = 40
1u = 5
At 1st P = 5×5 =25
J = 3 × 5 =15

After P = 25-7 =18
J = 15+7 =22

New ratio P:J = 18:22 = 9:11
Hope this helps
lisaa
Lisaa
4 years ago
thank you ! can i ask more and will u and my qn?
AC Lim
AC Lim
4 years ago
Don't worry. Just post your questions here.
lisaa
Lisaa
4 years ago
i have post a qn alr . can u help me :)
lisaa
Lisaa
4 years ago
qn 5 ? sorry if i bother you

See 1 Answer

P:J = 5:3
5u + 3u = 8u
8u = 40
1u = 5
At 1st P = 5×5 =25
J = 3 × 5 =15

After P = 25-7 =18
J = 15+7 =22

New ratio P:J = 18:22 = 9:11
Hope this helps
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AC Lim
Ac Lim's answer
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