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Mathematics 9 Online
OpenStudy (anonymous):

if the average is 145 and you want the average to be 150 how would you get to 150?

OpenStudy (anonymous):

155 and 145

OpenStudy (saifoo.khan):

145 + x -------- = 150 2

OpenStudy (anonymous):

wait how many numbers. lol saif is right

OpenStudy (anonymous):

6

OpenStudy (anonymous):

including 145?

OpenStudy (saifoo.khan):

LOL.

OpenStudy (anonymous):

no i added 6 numbers and divided it by 6 and got 145 now i need to get to 150

OpenStudy (anonymous):

nvm ok 145x6= 870

OpenStudy (anonymous):

150x7=1050

OpenStudy (anonymous):

1050-870=

OpenStudy (anonymous):

want to answer it lol its 180

OpenStudy (anonymous):

ok thx

OpenStudy (anonymous):

yeah np. sorry was a little confused in the beginning

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