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Question
primary 6 | Maths
| Ratio
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Ipmenoien
Date Posted: 4 years ago
Views: 333
at first
goats: 5u
cows: 40 - 5u
total = 40
after
total = 40-29 = 11
goats: 1u
cows: 11 - 1u
cows sold = 40 - 5u - (11 - 1u)
= 29 - 4u
(29 - 4u) . 2 = (11 - 1u) . 3
58 - 8u = 33 - 3u
1u = 25/5 = 5
after
goats: 5
cows: 6
ratio = 5 : 6
.
.
.
goats: 5u
cows: 40 - 5u
total = 40
after
total = 40-29 = 11
goats: 1u
cows: 11 - 1u
cows sold = 40 - 5u - (11 - 1u)
= 29 - 4u
(29 - 4u) . 2 = (11 - 1u) . 3
58 - 8u = 33 - 3u
1u = 25/5 = 5
after
goats: 5
cows: 6
ratio = 5 : 6
.
.
.
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