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>> 8 .

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10. , , (s) 500 (k500), 100 (k100), 50 (k50) 10 (k10) .

11. k- . , k- , h m . , k = 13 257 = 3 3600 + 40 60 + 57, h = 3 m = 40. : It is ... hours ... minutes. h m, .

12. , һ.

13. , , 66, 69, 71, 73, 78.

14. , , , .

15. : = 10, b = 20. rez ?

    ) rez:=(=10) or (b>10)
    ) rez:=(a>5) and (b>5) and (a<20) and (b<30)
    ) rez: = (not(a<15) ) or (b>20)

16. , true, , false :

    ) ;
    ) , b, .

15. a) true; ) true; ) false.

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