Answer:
.75 g
Step-by-step explanation:
If you have 15 g and 5% is boric then 15 *.05 =.75
Add then I would divide it
Answer:
its B- 6 sq. cm.
Step-by-step explanation:
1/2 times base times height
1/2 x 4 x 3
6
Answer:

Step-by-step explanation:
First we need to write in correct form :

We know how to divide fractions. If we can divide numerator by numerator, denominator by denominator, we just do it. In this example we can not do that.
So, we rewrite first fraction and multiply by reciprocal second ( numerator and denominator change place)

Now, multiply numerator by numerator, denominator by denominator :

Answer:
135 degrees and 45 degrees
Step-by-step explanation:
Two angles are supplementary when their sum adds up to 180 degrees.