Iamlolol Iamlolol

30-10-2020
Mathematics

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Can any kind soul help me please

Can any kind soul help me please class=

Respuesta :

31-10-2020

Answer:

average speed = total distance travelled÷ total time taken

distance 120 km

time is 1 hr and 20 minutes

from 0700 t0 0820

1hr = 60 minutes

= 20 minutes

1/3 hr

total time is 1 1/3 hr

speed = 120/ 1 1/3

= 120 * 3/ 4

= 90 km/ hr

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