contestada

A student scores 73 out of 100 on a test. If the maximum score on the next test is also 100 points, what score does the student need to maintain at least an average of 78?

Respuesta :

The student will need at least an 83 out of 100 to maintain an average of 78.
syed514
(73 +x)/2 = 78Solve for x
73+x/2=7873x+2=78×273+x=156x=83

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