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Glenda and Fiero are at a restaurant eating a meal that costs $30. They have a discount coupon that gets them 10% off the cost. If they pay the waiter a tip of 8% of their bill, how much are they spending on dinner including tip?

Respuesta :

The cost of meal = $30
The tip to the waiter = 8%
Discount = 10%

Cost = 30 + 0.08 x 30 - 0.1 x 30
Cost = 30(1 + 0.08 - 0.1)
Cost = $29.4

Answer:

29.16

Step-by-step explanation:

10% off of $30 is $27

8% of 27 is 2.16 and add 27 and 2.16 to get

$29.16