Iamlolol Iamlolol

03-11-2020
Mathematics

contestada

Can someone please help me ASAP

Can someone please help me ASAP class=

Respuesta :

Bumblebug Bumblebug

03-11-2020

Answer:

i) 30 minutes

ii) 50 km/h

Step-by-step explanation:

Part 1:

1540 - 1600 is pnt 1 to pnt 2; 1 km per hour. (20 minutes)

15km at 90km/h = 10 min

20 + 10 = 30 minutes

Part 2:

10 km/h + 90 km/h = 100km/h

Average = /by number of factors;

100 km/h / 2 = 50 km/h (Average journey speed)

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