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Skylar's grades on four math tests are 85, 78, 77, and 69. What does Skylar need to score on the next test in order to have a mean score of 80? A) 83. B) 90. C) 91
answered
Dec 7, 2017
Mathematics
high-school
5
votes
127k
views
How many students can sit around a cluster of 7 square table? The tables in a classroom have square tops. Four students can comfortably sit at each table with ample working space. Putting tables together
answered
Nov 14, 2017
Mathematics
high-school
1
vote
177k
views
Is the relationship proportional or nonproprtional ? Explain
answered
Oct 30, 2017
Mathematics
middle-school
0
votes
210k
views
What township do i live in? zip code 11743
answered
Jul 23, 2017
Geography
high-school
2
votes
117k
views
A demand shift in the market that increases demand will __________ the equilibrium price.
answered
Jul 10, 2017
History
high-school
1
vote
168k
views
How does a star form?
answered
Dec 10, 2015
Chemistry
middle-school
3
votes
3.0k
views
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