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Khan Academy View : Topic - Chapter 13: Direct and inverse proportions
Proportion word problem (example 2) | 7th grade | Khan Academy
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domain:Mathematicssubject:8th grade (NCERT)topic:Chapter 13: Direct and inverse proportions278 Reads
Proportion word problem (example 1) | 7th grade | Khan Academy
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domain:Mathematicssubject:7th grade (NCERT)topic:Chapter 13: Direct and inverse proportions258 Reads
Determining rates with fractions | 7th grade | Khan Academy
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domain:Mathematicssubject:7th grade (NCERT)topic:Chapter 13: Direct and inverse proportions265 Reads