Answer:
16.6
Step-by-step explanation:
Add the numbers together.
13.2+20=33.2
Now divide the number by 2.
33.2/2=16.6
Hope this helps!
If not, I am sorry.
Answer:
2Na + F2 ---> 2NaF
Step-by-step explanation:
The value of the skirt with a tax is
$35.00 + ($35.00 x 0.07) = $37.45
He has $40.00 and his change will be
$40.00 - $37.45 = $2.55
Answer:
34
Step-by-step explanation:
Angle 6 + angle 7 = 90 degrees
angles 6 and 7 are complementary

Answer:
the last one
Step-by-step explanation:
he made 8 and a half cups, each serving is a quarter cup. so we have to divide what he made by the serving size to determine how many servings he made