An oil cylinder was 3/4th full. When FOUR bottles of oil is poured into it, it is 4/5th full. How many bottles of oil
can the full cylinder hold? Options: A) 90 B) 75 C) 70 D) 80 E) 85
(4/5 -3/4) cylinder is filled by 4 bottles     0.8 -0.75= 
<gadget id="calculator">  0.8 -0.75</gadget>
<output>0.05</output>
0.05 cylinder is filled by 4 bottles   1 cylinder is filled by   4/0.05= 
<gadget id="calculator">  4/0.05</gadget>
<output>80</output>
80 bottles   ANSWER:80
<result>D</result>
An oil cylinder was 3/4th full. When FOUR bottles of oil is poured into it, it is 4/5th full. How many bottles of oil
can the full cylinder hold?