Question

7.68 cal/sec to Kcal/min

Answer 1

1 minute = 60 seconds

 first covert cal/sect o cal/min

7.68 cal/sec x 60 seconds = 460.8 cal/min

1 Kcal = 1000 cal

divide cal by 1000 to get Kcal

460.8 cal/min / 1000 = 0.4608 Kcal/min
 round answer as needed