Answer:
C. 
Step-by-step explanation:
To find the number of black ribbons one would have subtract the amount of red ribbons from the total number of ribbons. Then one would have to express it as a proportion. Part over whole equals percent over 100. The number of black ribbons over total ribbons equals "b" over 100.
Answer:i think its 15 because if you take the km numbers and subtract them
Step-by-step explanation:
b (?) and c
m and n have the same slope (-2/5) so m//n
Answer:
i don't know the answer lol
Step-by-step explanation: