Tom's family of 4 went out to dinner. They spent $46.40 for the meal. They left a tip of 15% and the tax rate is 7 ¼%. What was the total cost of the dinner?

Given :

Tom's family of 4 went out to dinner. They spent $46.40 for the meal.

They left a tip of 15% and the tax rate is 7 ¼% .

To Find :

The total cost of the dinner.

Solution :

Amount of tip , .

Amount of tax , .

Total cost of dinner , T = $( 46.40 + 6.96 + 3.364 )

T = $56.724

Therefore, total cost of the dinner is $56.724 .

Hence, this is the required solution.