evelynnn7170 evelynnn7170

15-03-2020
Mathematics

contestada

The student has received scores of 85, 88, 87, and 90 on their algebra test. What is the minimum score they must earn on the fifth test to have an overall average score of 87?

Respuesta :

magicthefatty magicthefatty

15-03-2020

answer: 85

(85 + 88 + 87 + 90 + x)/5 = 87

85 + 88 + 87 + 90 + x = 5 * 87 = 435

350 + x = 435

x = 435 - 350

x = 85

- cherry :))

Answer Link

Otras preguntas

what evidence shows that sumerians where not prehistoric

How do I change 36 to 360

A spinner is divided into 16 sections.3 sections are red 6 are blue 5 are purple and 2 are orange. If you spin the spinner what is the probability that you will

WRITE EACH RATE AS UNIT RATE. 162 WATER BOTTLE IN 9 CASES=

what are ten facts about Henry Morgan

what evidence shows that sumerians where not prehistoric

8. Intrusive igneous rock bodies are called A. tephra. B. tectonics. C. cinder cones. D. plutons.

What number is halfway between 3000 and 4000

Tim solved a system of linear equations. He found that an infinite number of points satisfied the system. What do you know for certain is true about the two lin

what are ten facts about Henry Morgan