Answer:
$0.28
Step-by-step explanation:
He finished the job at 1:15 P.M.
Remember property of exponents

add exponents of same base
ok so
50,000 is 5 times 10^4
so
50000 times 10^15=
5 times 10^4 times 10^15=
5 times

=
5 times 10^19
Your answer is A, since there is a variable and two numbers, two numbers is the binomial part. Hope this helped!
The answer would be 84 students. Why? because 14/27 * 162 = 84