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primary 5 | Maths | Whole Numbers
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Justin
Justin

primary 5 chevron_right Maths chevron_right Whole Numbers chevron_right Singapore

I don't understand how my friend get 22 for (b) please help me

Date Posted: 3 years ago
Views: 403
AC Lim
AC Lim
3 years ago
If you manage to find his father age = 13×4 = 52 years old.
Then Jeremy age after 9 years = 13+9=22 years old.

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Raine
Raine's answer
245 answers (A Helpful Person)
Jeremy's age now is 1 unit/ 'u'. Since 1 unit is 13, jeremy is 13 now. 9 years later, he will be 9+13 =22.
Hope this helps!
Justin
Justin
3 years ago
Ok thank you
Jeremy age = 13 years old now.
Father age = 13×4 =52 years old now.
After 9 years, Jeremy ages = 13+9=22yeara old.
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AC Lim
Ac Lim's answer
12443 answers (A Helpful Person)