//1varaverage:real;i,cnt:integer;BeginFor i:= 10 to 99 do if (i mod 7 = 0) then begin average := average + i; inc(cnt); end;average:=average / cnt;Writeln(average);end.//2varaverage:real;i,cnt:integer;Begini:= 0;cnt:= 0;while (true) do begin inc(i); if (i mod 5 = 0) then inc(cnt); average:=average + i; if (cnt = 10) then breakend;average := average / 10;Writeln(average);end.