Mathematics · Ratio and Percentage
The budget for a construction project is allocated to land acquisition, building materials, and labor in the ratio 5 : 3 : 2. During the project, the cost of land acquisition rose by 5%, building materials rose by 10%, and labor fell by 20%. What is the percentage change in the total project cost?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 12.0% decrease
- 21.5% increase✓
- 31.5% decrease
- 41.0% increase
Correct answer
1.5% increase
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