goldlion2k goldlion2k

05-09-2020
Mathematics

contestada

An increase of speed of 4km/h on a journey of 32km reaches the time taken by 4 hours. Find the original speed.

Respuesta :

jmay433 jmay433

05-09-2020

Answer:

16km/hr

Step-by-step explanation:

The increase of speed happens over 4 hours;

t=4

The final speed is 32, to find the original speed, subtract the increase over 4 hours

32-4t

32-4(4)=16km/hr

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