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5. Julie has taken 5 tests in science this semester. On the first three tests, her mean score was 70%. On the last two tests, her mean score was 90%. What is the mean of all fiv…

5. Julie has taken 5 tests in science this semester. On the first three tests, her mean score was 70%. On the last two tests, her mean score was 90%. What is the mean of all fiv…
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6 votes
5. Julie has taken 5 tests in science this

semester. On the first three tests, her
mean score was 70%. On the last two
tests, her mean score was 90%. What
is the mean of all five scores?

asked
User Migdalia
by
7.6k points

1 Answer

3 votes

Answer:

83.333333333

Explanation:

add 70+90+90=250/3= 83.3333333

answered
User Raj Rao
by
8.4k points
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