14. IQ of a person is given by the formula \(IQ={MA \over CA}×100\), where MA is mental age and CA is chronological age. If \(80 ≤ IQ ≤ 140\) for a group of 12 years old children, find the range of their mental age.

Linear Inequalities

Miscellaneous Exercise

Ncert Solutions class 11 Linear Inequalities Miscellaneous Exercise

Class 11

Linear Inequalities

Miscellaneous Exercise