ninziza13 ninziza13
  • 01-02-2022
  • Mathematics
contestada

Gabrielle wants to keep 87% average in her biology class. She earned 98%. 84%, and 90% on her previous tests. What score does she need to keep her current average in the class?

Respuesta :

bryatr0n bryatr0n
  • 01-02-2022
(98 + 84 + 90 + x) / 4 = 87

87 * 4 = 348

348 - 98 = 250 - 84 = 166 - 90 = 76

She needs a 76%

Double check with (98 + 84 + 90 + 76) / 4 = 87
Answer Link

Otras preguntas

Please explain how you got each answer thoughally(explain the steps)
Literary Focus: Irony Which of the following is a characteristic of situational irony? a. the reader is kept in the dark b. the outcome of a situation is th
MATH QUESTION ASAP HELP!!!
Which phrase completes this sentence? the Right to Bear Arms the Right to a Fair and Speedy Trial Freedom of Speech, Religion, and Press Life, Liberty and the
Voluntarily accepting a known risk is called _______ of risk.
What are the five people name in the balloon mysterious island
How would you calculate the number of nanometers in 8.1 cm
Hildegard frequently offered her interpretations of political events and religious doctrine to
can someone answer number nine for me I have been stuck on this question for too long plz help me
Explain please thanks