Answer:
Estimated Answer=
Exact Answer= 
Step-by-step explanation:
Steady speed of the object =10 and one tenth km/h = 
Distance to be Covered=4 and nine tenths km =
km
To the nearest integer,
Steady speed of the object = 10 km/hr
Distance=5km

=
The estimated answer is 1/2 hr.
Next, we determine the exact answer.

The exact time taken is 
Answer:
the answer is 6
Step-by-step explanation:
Answer:
d
Step-by-step explanation:
The speed is the independent variable because when it changes all the others change because it changed
7(x+y) because their both factors of 7
All you need to do is times them and then round to the nearest one. 2,434%