Answer:
The answer is "3.03"
Step-by-step explanation:
please find the complete question in the attached file.
In 1970, the hourly wage was determined using the formula:

So, the hourly wage in 1970:

The answer to your question is 405, because look divide 324 by 4 becasue thats how many fifths are being used then multiply the answer which is 81 by 405
Answer:
The correct answer is (edit: b).
Step-by-step explanation:

X=invested at 10%12000-x=invested at 15% .10x+ (.15)(12000-x)=1440 ;; 12% of the total amount is 12% of $12000. .10x + 1800-.15x=1440
-0.05x=-360x=7200 12000-x=4800 $7200 at 10%=$720$4800 at 15%=$720 That is $12000 earning $1440, and that is 12%