janbirdlady
janbirdlady
21-01-2018
Mathematics
contestada
12 1/2 of what amount is $10.40?
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harpazo
harpazo
21-01-2018
Let x = what amount
Rewrite 12 1/2 as 25/2.
(25/2)(x) = 10.40
Take it from here. Solve the equation for x.
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stevekimaz
stevekimaz
21-01-2018
of = multiply
what = x
is means =
(12.5)x = 10.4
x = 10.4/12.5 = 104/125
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