Answer:
The amount of sales tax Joanna will pay is $3.323
Step-by-step explanation:
Given:
Cost of the backpack = $37.98
Sales tax = 8.75%
To Find:
Amount of sales tax that Joanna will pay = ?
Solution:
Sales tax imposed by the government on the goods that are sold or on the services that is provided. It is collected by the seller who sells the goods
Sales tax =
On Substituting the values
Sales tax = 
sales tax = 
sales tax = 3.323
112/14=x/20
Cross multiply.
14x=2240
x=160
Therefore, at this rate, Leanne would chew 160 pieces of gum in 20 days.
Solving the rational equation
the value of x is 7
Step-by-step explanation:
We need to solve rational equation:
and find value of x.
Solving:

Cross multiplying:

So, value of x = 7.
Solving the rational equation
the value of x is 7
Keywords: Solving the rational equation
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