Social Infrastructure of the Indian Economy
ICSE · Class 9 · Economic Applications
All formulas from Social Infrastructure of the Indian Economy in ICSE Class 9 Economic Applications. Key equations, constants, and identities for board exam preparation.
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2. Education
Literacy rate = ratio of literate persons to total population aged 7 or more
Adult literacy rate = percentage of population 15-24 years of age who can both read and write with understanding
GER = total number of children of a particular age group enrolled in schools / total number of children in that age group
PTR = average number of students per teacher
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