Question

SCHOOL Antonio earned these scores on the first three tests in history this term: 89, 92, and 81. What is the lowest score that Antonio can earn on the fourth and final test of the term if he wants to have an average of at least 87?

Answer 1

Answer: 86

Explanation:

Answer 2

86

Step-by-step explanation: 89+92+81+x=total score=262+x

avg score = 87= (262+x)/4

262+x=348

.

x=86

.

Check,,,(89,92,81,86)/4 = 87