The answer is C, hope this helps!
C=1500+4x where x is cds, C is cost
R=10x where R is revenue
then, P=R-C
P=10x-1500-4x
P=6x-1500
set P=0
1500=6x
x=250
check, C=1500+4*250, R=10*250
C=250, R=250
They need to sell 250 cds before they make profit
0.15 as fraction or multiply 3/8 and 2/5
Answer:
1-3
2-8.9
3-6.3
4-26
5-7.8
6-17
7-10
8-32
9-7.9
10-13.2
11- is a right triangle
12- is not a right triangle
13- is a right triangle
14- is not a right triangle
15- is a right triangle
16- is not a right triangle
Step-by-step explanation:
I will do the rest it will just take me some time. I will also give you
step by step at the end.
Carlos rode an average of 9 miles every hour on his bicycle. It is because 3*9=27 and the distance is rate multiplied by time. use the formula and check it!
Hope I helped.
Good Luck!