Cost of meal at Olive Garden: $45.71 Tip: 15%
What is the new cost?
$52.57
$6.86
$38.85
$51.84
Please help I literally suck at math:(!

$52.57

Step-by-step explanation:

$52.57

Step-by-step explanation:

15% of $45.71 is $6.86

45.71+6.86=52.57

answer:

it will cost 480 dollars to refurbish the larger wood floor

step-by-step explanation:

as it's a ratio of 4 that costs 384 dollars, divide the price by the ratio

384 / 4 = 96 dollars

96 dollars per unit of the ratio

now to get the price to refurbish the larger wood floor, times the price by the units

96 * 5 = 480

it's equivalent, so we can say that its equal.

let's call the denominator x and the numerador is 18 less then denominator, x - 18.

multiply

2.x = 5.(x - 18)

2x = 5x - 90

90 = 5x - 2x

90 = 3x

x = 90/3

x = 30

so: