Вложение ..................................................................
√(5/500)=<span>√(1/100)=1/10=0,5</span>
1/4+7/100=<span>25*1/25*4</span>+<span>1*7/1 *100</span>=<span>25/100</span>+<span>7/100</span>=<span>25 + 7/100</span>=<span>32/100</span>= <span>8*4/25* 4 </span>= <span>8/25</span><span> =0,32</span>
1. задача
1) 16.40-10.40=6(ч) ехать
2)34*6= 204км