Question

usando a regra de tres converta ?
a: 9.480 s p/min e h=

Answer 1

158 min , 2,63 h
de hrs para seg multiplique por 60 e de seg para hrs divida

Answer 2

$a)\\ \frac{60\sec}{9480\sec}=\frac{1\min}{x}\\\\\frac{1}{158}=\frac{1\min}{x}\\\\x=158\min\\\\\\\\\frac{1h}{x}=\frac{3600\sec}{9480\sec}\\\\\frac{1h}{x}=\frac{60}{158}\\\\x=\frac{158}{60} \\ \\ x\approx2,63h$