Подробное решение:долг(1+0.01r)-выплата=новый долгвыплата=долг(1+0.01r)-новый долг1) (1+0.01r)-0.62) 0.6(1+0.01r)-0.43) 0.4(1+0.01r)-0.34) 0.3(1+0.01r)-0.25) 0.2(1+0.01r)-0.16) 0.1(1+0.01r)(1+0.01r)-0.6 + 0.6(1+0.01r)-0.4 + 0.4(1+0.01r)-0.3 + 0.3(1+0.01r)-0.2 + 0.2(1+0.01r)-0.1 + 0.1(1+0.01r) < 1.2(1+0.01r)(1+0.6+0.4+0.3+0.2+0.1)-(0.6+0.4+0.3+0.2+0.1) < 1.22.6(1+0.01r)-1.6 < 1.2 /*100260(1+0.01r)-160 < 120260 + 260/100r < 280260 + 260/100r < 280260/100r < 20r < 20*100/260r < 7.69r_max = 7Ответ: 7.