Rachel finished a meal at a diner and received a bill for $10.99. She charged the bill along with a 15 percent gratuity to her credit card. What is the total amount she charged to her credit card? Round to the nearest cent if necessary.

Respuesta :

What is the total amount she charged to her credit card? Round to the nearest cent if necessary.

total = 10.99 + (10.99*.15)

total = 10.99 *1.15

total =12.6385  =  $12.64

Rachel finished a meal at a diner and received a bill for $10.99. The total amount she charged to her credit card would be $12.64.

What is the unitary method?

The unitary method is a method for solving a problem by the first value of a single unit and then finding the value by multiplying the single value.

Rachel finished a meal at a diner and received a bill for $10.99.

She charged the bill along with a 15 percent gratuity to her credit card.

The total amount she charged to her credit card.

The total = 10.99 + (10.99 x 0.15)

The total = 10.99 x 1.15

The total = 12.6385

              =  $12.64

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