Answer:
105 = 100,000 x 6.78 = 678,000
Step-by-step explanation:
Hi there! The answer is 30.
We need to use PEMDAS to simplify.
P = parenthesis
E = Exponents
M = Multiply
D = Dividing
A = Adding
S = Subtracting

First find the exponents inside the middlest parenthesis.

Now add inside the parenthesis.

Multiply inside the parenthesis that are left.

Divide inside the parenthesis

Add inside the parenthesis.

Multiply.

~ Hope this helps you!
Rida:
5 1/2 :77
5.5 : 77
Divide both sides by 5.5 to get $/hour:
1:14
Elisa:
3 3/4:60
3.75:60
Divide both sides by 3.75 to get $/hour:
1:16
16 is bigger than 14 so Elisa earns more.
You need to show us the full question please