A government plans to spend 40% of a fund on schools (cost index 120), 35% on hospitals (index 150) and 25% on roads (index 100). The weighted mean cost index is:
- 123.3
- 130
- 125.5
- 120
Answer
C) 125.5
0.40 120 + 0.35 150 + 0.25 100 = 48 + 52.5 + 25 = 125.5. SLO M-09-C-03 · Application
Mathematics MCQ · More Measures of Central Tendency MCQs · Practise