Answer:
18.18%
Step-by-step explanation:
Cross-multiply
11 years ------------ 100% of life
2 years ------------- x% of life
11/2 = 100/x ===> 11x = 2*100 ===> 11x = 200 ===> x = 200/11 ===> x = 18.18%
34,567-22,999=11,568
169.6 m³
the volume = 3.14 × 3² × 6
= 3.14 × 54 = 169.6 m³
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