Answer:
It is C
Step-by-step explanation:
Answer:
4m+5
Step-by-step explanation:

To begin, we can simplify the expression's denominator by finding a common denominator between the denominators of the fractions in the denominator. To make them compatible, we can convert

into

:

Next, we can simplify:

Finally, to cancel the denominator within the denominator, we can multiply the whole expression by

, or 1:

The expression simplifies to

, or

as a mixed number.
Answer:
14.4 m / s
Step-by-step explanation:
=distance between the car
=0.8 × 9
=7.2m
=time taken
=0.5s
=speed
=distance/time
=7.2m/0.5s
=14.4 m / s