I believe it would be the second option....
7x+3+5x²
ax²+bx+c
5x²+7x+3
Hoped this helped!
Answer:
boys:girls:teachers
5 : 4 :1
Step-by-step explanation:
75 boys, 60 girls and 15 teachers
boys:girls:teachers
75 : 60 :15
Divide each term by 15
75 /15 : 60/15 :15/15
5 : 4 :1
54% is 54 out of 100.
There for the numerator is 54 and the denominator is 100.
Now, both the top and the bottom can be divided by 2. So:
=
can't be simplified anymore, therefore, 27/50 is 54% as a fraction.
~Hope this helped :)