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primary 6 | Maths
| Fractions
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Date Posted: 5 years ago
Views: 328
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3/8 of her remaining money = 1/4 of her
original
money
8/8 of her remaining money = 1/4 / 3/8
= 2/3 of her
original money
Therefore 1/3 of her original money was spent on the book.
1/3 = $19.20
2/3 = 38.40
Money spent on pen and stamps
= 5/8 * 38.40 = $24
Price of 1 Pen = price of 2 stamps
1P = 2S
3S = $24
1P = [24/3] * 2 = $16
original
money
8/8 of her remaining money = 1/4 / 3/8
= 2/3 of her
original money
Therefore 1/3 of her original money was spent on the book.
1/3 = $19.20
2/3 = 38.40
Money spent on pen and stamps
= 5/8 * 38.40 = $24
Price of 1 Pen = price of 2 stamps
1P = 2S
3S = $24
1P = [24/3] * 2 = $16
Thank you
B) total money she had before spending
=19.2 * 3 = $57.60
Amount spent on stamps = 24/3 = $8
Fraction= 8/57.6 = 5/36
=19.2 * 3 = $57.60
Amount spent on stamps = 24/3 = $8
Fraction= 8/57.6 = 5/36
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