Concrete is made by mixing screenings cement and sand in the ratio 3:1:15

MATHEMATICS · Single correct · CBSE · Mathematics · Proportional Reasoning · Proportional Reasoning

Problem

Concrete is made by mixing screenings cement and sand in the ratio 3:1:15. How much sand would be needed to make 125 tonnes of concrete? (1) A: 27 tonnes (2) B: 33.75 tonnes (3) C: 45 tonnes (4) D: 75 tonnes (5) E: None of these

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