26graccree 26graccree

03-01-2022
Mathematics

contestada

Doris drives at a steady speed of 40 km/h.
If she sets off at 1.35pm and arrives at 3.50pm, how far has she travelled?

Respuesta :

simid2128 simid2128

03-01-2022

Answer:

She has travelled 50km.

Step-by-step explanation:

The difference in time from 1.35pm to 3.50 is 75 mins, or 1hr 15mins.

She drives at 40km/h.

1hr = 40km

15mins (or 1/4 of an hour) = 10km

40 + 10 = 50

She has travelled 50km.

Answer Link

mhanifa mhanifa

03-01-2022

Answer:

90 km

Step-by-step explanation:

Find the time in travel:

t =
3:50 - 1:35 =
2:15 hrs =
2.25 hrs

Find the distance travelled:

d = t*s
d = 2.25 * 40 = 90 km

Answer Link

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