The solutions can be 0,1.5,1/2,1,0.03.
Answer:
80
Step-by-step explanation:
Let the number be x
6/7 X 28/1 = 30/100x
x=80 the number is 80
Step-by-step explanation:

To interpret the zeros of this function , put y =0





Taking square root on both sides:

So, we got values of x :
1) 
2) 
This means the person will have profit if price of a hot dog ranges from $1.59 to $4.41.
Answer:

Step-by-step explanation:
hope this helps! <3