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1. A cement mixture is composed of 3 elements. By weight, 1/3 of the mizture is sand, 3/5 is water and the remaining 12 pounds of the mixture is gravel. What is the weight of the entire mixture in pounds?
- A. 60
- B. 60
- C. 60
- D. 60
Answer: Option D
Explanation:
Weight of sand and water = 1/3 + 3/5 = 14/15
remaining weight of gravel = 1 - 14/15 = 1/15
As per Question, 1/15 = 12 pound
1 or Total weight = 12*15 = 180 (Ans)
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