Answer:
C
Step-by-step explanation:
A, B, and D equal -4, while C equals 4.
A positive number times/divided by a negative number (or vice versa) is a negative number. A negative number times/divided by a negative number (or vice versa) is a positive number.
Let a=2018, we can rewrite the question into

substitute back a = 2018, obtained

well, there is something wrong here
Answer:
a) Destiny can run 1 mile is 6 minutes.
b) Destiny can walk back 1 mile is 16 minutes.
Step-by-step explanation:
The running rate of Destiny is

So, she runs 1 mile in
= 6 minutes
Hence, Destiny can run 1 mile is 6 minutes.
The walking rate of Destiny is

So, she walks 1 mile in
= 16 minutes
Hence, Destiny can walk back 1 mile is 16 minutes.
It is given in the question that, A commercial airline makes a flight each day from New York to Paris .
So in a week, the airline makes 7 flights .
And the aircraft seats 524 passengers, and serves 2 meals 2 each passenger per flight .
It means, for one passenger, one flight , aircraft serves 2 meals.
So for 524 passengers, 7 flights, aircraft serves
