An aircraft leaves A at 16:00 hours and
arrives at B at 19:30 hours, travelling at an
average speed of 550 kilometres per hour.
A and B are in the same time zone. The
distance from A to B. in kilometres, is

  1925 km

Step-by-step explanation:

Travel time in hours:minutes is ... 19:30 -16:00 = 3:30, so 3.5 hours.

The distance is given by ...

  distance = speed × time

  = (550 km/h)(3.5 h) = 1925 km

The distance from A to B is 1925 km.

£56

step-by-step explanation:

u divide 24 by 3 and u get 8 so if u do 8 time 7 or 8+8+8+8+8+8+8 u get 56 and 56 divided by 7 is 8.