There is a sales tax of $5 on an item that costs $51 before tax. A second item costs $173.40 before tax. What is the sales tax on the second item?

Question

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Answer 1

direct proportion

for $51 sale tax is $5

so for 173.40 what is sale tax

 

(173.40 / 51 ) * 5 = 17

 

 

sale tax for second item is $17