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primary 6 | Maths
| Fractions
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Date Posted: 5 years ago
Views: 393
5/8 of B = 3/5 of C
25 of B = 24 of C
B : C = 24 : 25
49u = 294
u = 6
C has 150 stickers
Cathy gives away 60 stickers
ALT
at first
B: 40u
C: 294 - 40u
in the end
B: 25u
C: 176.4 - 24u
(C gives away 117.6 - 16u)
25u = 176.4 - 24u
u = 3.6
Cathy gives away 60 stickers
...
25 of B = 24 of C
B : C = 24 : 25
49u = 294
u = 6
C has 150 stickers
Cathy gives away 60 stickers
ALT
at first
B: 40u
C: 294 - 40u
in the end
B: 25u
C: 176.4 - 24u
(C gives away 117.6 - 16u)
25u = 176.4 - 24u
u = 3.6
Cathy gives away 60 stickers
...
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