The ratio of the volume of two cylinders is 7 : 3 and the ratio of their heights is 7 : 9. If the area of the base of the second cylinder is 154 sq. cm, then what will be the radius (in cm) of the first cylinder?
A) 6√2 B) 6√3 C) 7√2 D) 7√3
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C 7√2. plz follow me plz plz plz
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