Three-fourth of a positive number and 25/216 of its reciprocal are equal. The number is: Choose the most appropriate option
A) 5/12.72 B) 12/5 C) 25/144 D) 144/25 E) 146/25
Let the number be x. Then,   3/4 x = 25/216 * 1/x   x2 = 25/216 * 4/3 = 25/162   x = 5/12.72   5/12.72NSWER:5/12.72
<result>A</result>
Three-fourth of a positive number and 25/216 of its reciprocal are equal. The number is: