Answer:
per 100 pencils he looses $75
Step-by-step explanation:
If he sells 100 pencils at $1.75 he will make $175 which is less than the $250 he spent for the 100 pencils. So per 100 pencils he looses $75
Answer:
A.
Step-by-step explanation:

Answer:
C
Step-by-step explanation:
The equation 1 was multiply by 5
Answer:
{1,4}
Step-by-step explanation:
A={3,6,9}
B={2,3,5,7}
C={1,2,3,4,5}
AUB={2,3,5,6,7,9}
(AUB)'={1,4,8,10}
(AUB)'⋂C={1,4}