(4) Rate offered by scheme A= R% p.a.∴ S.I.=100Principal×Time×Rate​=100P×2×R​=Rs.1002PR​C.I. received from scheme B=2P[(1+10010​)2−1]=2P[(1011​)2−1]=2P2P[100121​−1]According to the question,10042P​1002PR​​=218​⇒21R​=218​⇒R=8% p.a.Quantity II.Rate =Principal×TimeS.I.×100​=1600×3384×100​= 8% p.a.