Three amounts P, Q , R are such that Q is the simple interest on P and R is the simple interest on Q. If in all the case, rate of interest per annum and the time for which interest is calculated is the same, then relation between P, Q and R is

Three amounts P, Q , R are such that Q is the simple interest on P and

1.	Three amounts P, Q , R are such that Q is the simple interest on P and R is the simple interest on Q. If in all the case, rate of interest per annum and the time for which interest is calculated is the same, then relation between P, Q and R is
A.	PQR = 1
B.	P2 = QR
C.	Q2 = PR
D.	R = P2Q
E.	None of these
Answer» D. R = P2Q