<span> 76 / 100 * 70 = 53 , 2 ......</span>
52:7=7(ост.3) 78:9=8(ост.6) 27:10=2(ост.7) 63:10=6(ост.3)
V=vo-gt=20-9,8*0,5=20-4,9=15,1 (м/c) .................................................
642+246=888........................................................................................................................................