chaeyoung22
06.04.2021 •
Mathematics
Daves first three test scores in algebra were 84%, 88%, and 90%. what does he need to earn on the next test so that his average for all four tests is exactly 90%?
A. 92%
B. 87%
C. 100%
D. 98%
Solved
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Ответ:
A.
Step-by-step explanation:
jus solved it.
can i get brainliest plzz
Ответ:
C gives you 90.2
Step-by-step explanation:
84+88+90+100=362
362/4=90.2
Ответ:
518
Step-by-step explanation:
take the amount of money Justin has (487) and subtract it from the cost of the computer (1,005) to find the difference.