Question

j) 22 ore 47 min 35 sec : 5 =      k) 724646 sec = ... zile ... ore ... min ... sec      l) 3 zile 4 ore 27 min 15 sec = ................. sec      VA ROG AJUTATIMA DAU COROANA

Answer 1

j) 1) 1 min =60 sec; 1 ora= 60 min; 60*60= 3600 sec.în 1 ora; 22ore*3600 sec=79200 sec ; 2) 47 min* 60 sec=2820 sec; 3) 79200 sec+2820 sec+35 sec =82055 sec : 5=16411 sec. Raspuns: 22 ore 47 min 35 sec : 5 =   16411 sec.