IQ of a person is given by formula: IQ ltmath gt ltmrow gt ltmo gt= lt/mo gt ltmfrac gt ltm

This is the Solution of Question From RD SHARMA book of CLASS 11 CHAPTER LINEAR INEQUALITIES This Question is also available in R S AGGARWAL book of CLASS 11 You can Find Solution of All Question From RD SHARMA and R S AGGARWAL book from class 6-12 on our app DOUBTNUT for Free



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==== QUESTION TEXT ====

IQ of a person is given by formula: IQ`=(M A)/(C A)xx100\\ ,\\ w h e r e\\ M A` is mental age and CA is chronological age. If `80lt=I Qlt=140` for a group of 12 year children, find the range of their mental age.

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