samii414
samii414
13-05-2017
Mathematics
contestada
10 increased by what percent is 30
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ericahuang02
ericahuang02
13-05-2017
It is a 200 percent increase because it increases by 20, which is 200% of or 2 times 10.
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mjankiewicz
mjankiewicz
13-05-2017
10 increased by x%
[tex]10+x\%\cdot 10=30\\\\ 10+0.01x \cdot 10=30\\\\ 0,1x=20\ |*10 \\\\x=200 [/tex]
x% = 200%
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