Gil earned these scores on the first three tests in mathematics this term mid 86, 88and 78. What is the lowest scores that Gil can earn on the fouth and final test of the the term if he wants to have an average of at least 83?

Respuesta :

well i don't know how to solve that but doesn't it have to be above 83 and below 88?

Answer:

80

Step-by-step explanation: