NCERT Miscellaneous Exercise Q14 - Linear Inequalities

Question: For a child aged 12 years, IQ = (MA/CA) × 100 lies between 80 and 140. Find the range of mental age MA.

Answer: 9.6 ≤ MA ≤ 16.8 years.

Full step-by-step NCERT solution with diagrams on Something by Zero.