80-60=20
240÷20= 12 мин -догонит
80*12=960м
да
= z + y -y +z - z - 2,9 = z - 2,9.
<span>384:96 = 4</span>
<span>399:57 = 7</span>
<span> 192:48 = 4</span>
<span> 236:59 = 4</span>
<span> 648:72 = 9</span>
<span> 475:95 = 5</span>
<span> 352*46 -5840:80 = 16192 - 73 = 16119</span>
<span>609*27-4320:60 = 16443 - 72 = 16371</span>