sjaybanks5835 sjaybanks5835
  • 01-10-2018
  • Mathematics
contestada

Tom got a 90, 87, and 72 on his math exams. What score does he have to get on his next exam to have an average of 88?

Respuesta :

tramserran
tramserran tramserran
  • 01-10-2018

[tex]\frac{90 + 87 + 72 + x}{4} = 88[/tex]

90 + 87 + 72 + x = 88(4)

             249 + x = 352

                        x = 103

Answer: 103

I hope the next exam has extra credit questions!

Answer Link

Otras preguntas

Which neo-freudian viewed personality disturbances as resulting from the feelings of inferiority that all people share?
Evaluate. 4⋅(4+(2^6⋅2^−3))
Llena los espacios con la conjugación correcta de los verbos en tiempo presente progresivo. Nosotros _____ a0 agua de coco. (beber)
Las muchachas ____________________ una limonada. bebes bebe bebemos beben
Mario bought $5 worth of stamps at the post office. He bought ten more 6-cent stamps than 10-cent stamps. The number of 8-cent stamps was three times the number
Utricionista aquí tengo los resultados de los análisis que (nosotros) (1) (hacer) la semana pasada. su nivel de colesterol (2) (aumentar). paciente pero docto
What is the value of mc009-1.jpg? –34 –2 10 34 the pic is the .jpg
What is so sophisticated about the kinds of lobbying that interest groups engage in today?
What features of meiosis allow for independt assortment of chromosomes?
Tú unas enchiladas muy buenas? A. Cocinar B. Cocina C. Cocinas D. Cocino