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Recent activity by yui21
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yui21
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User yui21
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User yui21
Recent activity
All questions
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1
answer
probability that a person is younger than 18, mean is 20.4 years, StDev is 1.2 years? needformula
answered
Aug 26, 2014
in
Word Problem Answers
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417
views
statistics problems
1
answer
how do i solve the polynomial problem (5p^2-3)-(2p^2-3p^3)?
answered
Aug 26, 2014
in
Algebra 1 Answers
|
594
views
pre algebra problems
1
answer
how do I solve 2/3 (x-2)+3/4=5/4 (2x+3)
answered
Aug 26, 2014
in
Algebra 1 Answers
|
360
views
math problem
1
answer
what percent of 3240 is 178
answered
Mar 31, 2013
in
Statistics Answers
|
365
views
calculating percentages
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