Eliasazamar13 Eliasazamar13
  • 03-09-2020
  • Mathematics
contestada

Martin's average score after 4 tests is 89. What score on the 5th test would bring Martin's average up to exactly 90?

Respuesta :

ken2846
ken2846 ken2846
  • 03-09-2020

Answer:

104

Step-by-step explanation:

89x4=356 90x5=450

450=356=104

Answer Link
Austin5374 Austin5374
  • 03-09-2020

Answer:

94

Step-by-step explanation:

((89x4)+94) divided by 5 = 90

Answer Link

Otras preguntas

German general known as the “desert fox”
Which of these substances has the strongest intermolecular forces? A. H2O B. H2S C. H2Se D. H2Te
How did Voltaire feel about censorship?
Use the elimination method to solve the system of equations. X+y=-3 X-y=13
How does TV with 3D capability work?
1) is water condensing a into liquid water a physical change or a chemical change? 2)what is the difference between dependent and independent variables when con
What best describes the Supreme Court's decision in the Plessy v. Ferguson case? A. The Supreme Court ruled that segregation was illegal B. The Supreme
Please help, the questions are now attached
Sam wants to enlarge a triangle with sides 3, 6 and 6 inches. If the shortest side of the new triangle is 13 inches, how long will the other sides be?
The wave-mechanical model of the atom is required to explain the (1) mass number and atomic number of an atom (2) organization of atoms in a crystal (3) radioac