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primary 5 | Maths
| Rate & Ratio
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Date Posted: 5 years ago
Views: 271
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Fraction of cookies given to her friend
= 1/4 * (1-3/7) = 1/7
Fraction of cookies remained
= 1 - 3/7 - 1/7 = 3/7
3/7 of Claire's cookies baked = 87
Total number of cookies baked
=(87/3)*7
= 203 cookies
= 1/4 * (1-3/7) = 1/7
Fraction of cookies remained
= 1 - 3/7 - 1/7 = 3/7
3/7 of Claire's cookies baked = 87
Total number of cookies baked
=(87/3)*7
= 203 cookies
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