Hot Student Stories
top-5-grammar-and-spelling-checkers-to-rock-in-2019

If one of your test grade was 97 percent and another 91 percent and your average is 93.3 percent what is the grade of the thrid test score?

Heather Maxwell

in Self Improvement

follow
followin
1 answer
2 views

1 answer


Brandon Scott on February 22, 2018

average = the sum of the test scores/the number of tests 93.3 = (97 + 91 + the third test score)/3 (multiply by 3 to both sides) 279.9 = 97 + 91 + the third test score (subtract 97 and 91 to both sides) 91.9 = the third test score


Add you answer