The Total solution for NCERT class 6-12
(i) 2.7 ├Ч 1012; 1.5 ├Ч108Here, 1012┬а> 108тИ┤ 2.7 ├Ч1012> 1.5 ├Ч 108(ii) 4 ├Ч 1014; 3 ├Ч 1017Here, 1017┬а> 1014тИ┤ 4 ├Ч 1014┬а< 3 ├Ч 1017