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Flvs.net
 one year ago
If 2 over 7 of a ton of concrete covers 7 over 8 of a wall, how many tons of concrete are required to cover the entire wall?
A. 1/4 ton
B. 16/49 ton
C. 5/7 ton
D. 65/56 tons
Flvs.net
 one year ago
If 2 over 7 of a ton of concrete covers 7 over 8 of a wall, how many tons of concrete are required to cover the entire wall? A. 1/4 ton B. 16/49 ton C. 5/7 ton D. 65/56 tons

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DanJS
 one year ago
Best ResponseYou've already chosen the best response.1\[\frac{ 1~wall }{ 1 }*\frac{ 2/7 ~ ton }{ 7/8~wall } = ~~~ton\]

DanJS
 one year ago
Best ResponseYou've already chosen the best response.1oh, to divide a fraction by a fraction, flip the bottom one over and multiply them

DanJS
 one year ago
Best ResponseYou've already chosen the best response.1\[\frac{ 2/7 }{ 7/8 } = \frac{ 2 }{ 7 }*\frac{ 8 }{ 7 }\]

DanJS
 one year ago
Best ResponseYou've already chosen the best response.1multiply \[\frac{ 2/7 }{ 7/8 } = \frac{ 2 }{ 7 }*\frac{ 8 }{ 7 }=\frac{ 8*2 }{ 7*7 } = \]

DanJS
 one year ago
Best ResponseYou've already chosen the best response.1Dividing Fractions  \[\frac{ \frac{ a }{ b } }{ \frac{ c }{ d } } = \frac{ a }{ b }*\frac{ d }{ c }\]

DanJS
 one year ago
Best ResponseYou've already chosen the best response.1multiplying fractions  \[\frac{ a }{ b }*\frac{ c }{ d } = \frac{ a*c }{ b*d }\]

DanJS
 one year ago
Best ResponseYou've already chosen the best response.1so your final answer is (8*2) / (7*7) tons
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