C 1009 because with the 80 hours she makes 640 dollars and comissin will be another 369
Answer:
Option C. 
Step-by-step explanation:
we know that
The surface area of the triangular prism using the net is equal to the area of two triangles plus the area of three rectangles
so



Answer: 9/100
Step-by-step explanation:
Probability of people own a cat:
P(cat)=30/100=0.3
Probability of people own a bird:
P(bird)=3/100=0.03
Probability of both own a cat and a bird
P(cat and bird)=(30/100) × (3/100)
=90/1000=9/100=9%
Answer: A
Step-by-step explanation:
Answer:
B
Step-by-step explanation:
It looks like addition to me.