If both triangles are similar the ratio of sides will be same

600/100 as a mixed number would be 6
Answer:
a) There is no significant difference between restaurants with and without order-confirmation boards
b) -12.5 ± 3.604 or C.1.E (-16.10, -8.90)
Step-by-step explanation:
answers are in the attachment below
Answer:
The required graph is shown below.
Step-by-step explanation:
Consider the provided equation 
We need to draw the graph of the equation.
Put x=0 in the above equation.


The coordinate is (0,2).
Put y=0 in the given equation.



The coordinate is (
,0).
Now draw the graph by using the above coordinates.
The required graph is shown below.
Find the GCD (or HCF) of numerator and denominator
GCD of 7 and 9 is 1Divide both the numerator and denominator by the GCD
(7/1)/(9/1)Reduced fraction: 7/9