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3 years ago

1. Annette scored 85. 73. and 94 on her first three quizzes. How high does she need to

Mathematics

2 answers:

AfilCa [17]3 years ago

8 0

64. 80x4=320. 80 is a b average. 320-252=68. 252 is the total of her current grades.

kotegsom [21]3 years ago

7 0

Answer:

at least a score of 68

Step-by-step explanation:

(85+73+94+q)/4 ≥ 80

(252 + q)/4 ≥ 80

multiply each side by 4 to get:

252 + q ≥ 320

q ≥ 68

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