madison70
madison70 madison70
  • 25-04-2017
  • Mathematics
contestada

Jolie used a $20 gift certificate to help pay for dinner for herself and a friend after an 18% tip was added to the bill the $20 was deducted the amount she paid was $8.90 what was the original bill

Respuesta :

katienwatkins
katienwatkins katienwatkins
  • 25-04-2017
T = total bill = 20 + 8.90 = $28.90
O = original bill

O * 1.18 = T
O * 1.18 = 28.90
O = 28.90 / 1.18
O = $24.49
Answer Link

Otras preguntas

what is 5,120,000 rounded to the nearest million
write an equation of the perpendicular bisector of the line segment whose endpoints are (-1,1) and (7,-5)
1. How does a universal genetic code relate to the hypotheses about the origin of life on Earth?
what is the mean number of cakes jenny bakes in a month
Find if divergent/convergent: a(sub n)=(n^2/sqr(n^3+4n)), if convergent, find the limit.
Discuss how agriculture is seen as the cause of inequality between the sexes
Rate of change prob? Each of the following is the slope of a line representing daily revenue y in terms of time x in days. Use the slope to interpret any change
Use Euler’s Formula to find the missing number. Edges: 37 Faces: 25 Vertices: ?
Outsiders-how does bob sheldon die?
What are some of the reasons for the large number of migrant workers in Mexico?