Find the mean proportional between 49 & 81? Choose the correct option
A) 59	B) 61	C) 63	D) 65	E) 67
Formula = √a×b   A = 49 and B = 81   √49×81 = 7 × 9 = 63   63
<result>C</result>
Find the mean proportional between 49 & 81?