Respuesta :
Answer:
$7.8
Step-by-step explanation:
10% of 78 = 0.1 × 78 = 7.8
Answer: $86
Step-by-step explanation:
10% of $78 is $7.80. Add $7.80 to $78 and it equals $85.80. Since it states to answer to the nearest dollar, you need to round up to get the final answer of $86.