Answer:
A. $10.71
Step-by-step explanation:
Answer:1608.5
Step-by-step explanation:
Answer:
The required equation is:

So, Option C is correct option.
Step-by-step explanation:
Entry fee for fair = $30
Cost of one ride = $4
Cost of x rides = $4x
If y represents the total cost the equation will be sum, of entree fee and cost of x rides i.e

The required equation is:

So, Option C is correct option.
Answer:
1.2
Step-by-step explanation:
Because the probability cannot be over 1 (assuming 1 is 100%) you can't have a 120% chance.
First write the equation:
1/2x + 5 = 6
Then subtract five from both sides:
1/2x = 1
Multiply both sides by 2:
x = 2