Question

it takes 1 3/8 minutes to wrap a parcel and half a minute to address it.hiw many minutes does it take to wrap and address a dozen similar parcels​

Answer 1

22.5 minutes

Explanation:

1 3/8=82.5 seconds

82.5 times 12=990

30 seconds times 12= 360

990+360=1350 seconds

1350/60=22.5 minutes