Answer:
32.4
Step-by-step explanation:
prior + 8.1 = 40.5 . . . . . . seems to model the problem statement
prior = 32.4 . . . . . . . subtract 8.1 from both sides
Prior to the increase the percent was 32.4.
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<em>Comment on the problem statement</em>
When you're talking about a percentage increase in a percentage, it is almost never clear whether you're talking about the percentage of the underlying number, or the percentage of the percentage.
Here, we assume the 8.1 is a percentage of working students, not a percentage of the percentage of workings students. If you actually intend the latter, the percentage before the increase was about 37.465%.
Speed = Distance / Time
SI unit for Distance is meters, m, and for time is seconds, s,
Speed = Distance / Time = m/s
Option b.
<h2>Hey there! </h2><h2>

</h2><h3>DIVIDE by

on BOTH SIDES </h3><h3>

</h3><h3>CANCEL out:

because it gives you

</h3><h3>KEEP:

because it helps us solve the number that is being

to

</h3><h3>

</h3><h2>Good luck on your assignment and enjoy your day! </h2><h2>~

</h2><h3 />