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Tom had the following scores on math tests: 91, 95, 87 and 83. He has one more test this marking period. What is the lowest grade he can receive if he hopes to raise his average above 90?

Respuesta :

Answer:

94 or 95

Step-by-step explanation:

91 + 95 + 87 + 83 = 356

356/4 =89

average so far is 89

356 + 94 = 450

450/5 = 90

356 + 95 = 451

451/5= 90.2

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