ok so she is selling the card for .75 but makes a profit of .35
.75-.35=.4 (what wasn't profit) divid 42 by .4
42/.4=105+42 (have to add in profit portion) =$147 Gross income
C.
The door is made of glass, which is an example of non-porous surface.
Ninhydrin is one of the most widely used reagents for chemical development of fingerprints on porous surfaces.
The correct answer would be C. Hope this helps.
Answer:
Hope this helps:
Explanation:
1.)Must have a definite territory
2.)should have a government
3.)should have a constitution
4.)must have a required population to become a definite state.
