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Question
primary 6 | Maths
| Percentage
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Date Posted: 4 years ago
Views: 475
nos.
20c : 4u
50c : 160 - 4u
spent
20c : 3u
50c : 40 - 1u
left
20c : 1u
50c : 120 - 3u
tpta; = 120 - 2u
120 - 2u = 64
1u = 56/2 = 28
at first, 48 50c coins
percentage = 48/160 = 30%
.
.
.
20c : 4u
50c : 160 - 4u
spent
20c : 3u
50c : 40 - 1u
left
20c : 1u
50c : 120 - 3u
tpta; = 120 - 2u
120 - 2u = 64
1u = 56/2 = 28
at first, 48 50c coins
percentage = 48/160 = 30%
.
.
.
how you get 4u
u can pick any no. u like
do u see 75% & 25%?
convert them to fractions,
what do u see in the denominators ???
.
do u see 75% & 25%?
convert them to fractions,
what do u see in the denominators ???
.
See 1 Answer
ok
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