IQ of a person is given by the formula I...

IQ of a person is given by the formula `IQ= (MA)/(CA)xx100` , where MA is mental age and CA is chronological age. If `80 le IQ le 140` for a group of 12 years old children, find the range of their mental age.

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MODERN PUBLICATION-LINEAR INEQUATIONS-EXERCISE

IQ of a person is given by the formula IQ= (MA)/(CA)xx100 , where MA i...
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