Answer:
<h2>4 p.m.</h2>
Step-by-step explanation:
We know that a day contains 24 hours in total.
The time already passed will be represented by
.
The remaining time would be
, becasye half of what has already passed remains until the end of the day.
Basically, the sum of these two expression gives 24 hours in total.

Therefore, the actual time is 4 p.m.
Exact
Approximation
Estimate
Exact
Answer: 6.25 is her profit
Step-by-step explanation: cost-price= protect
2.25 - 8.50=6.25