Emmiletannahft Emmiletannahft
  • 15-10-2015
  • Mathematics
contestada

Brent divided 3 1/5 by a number and got 4 1/2. what number did he divide by?

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Anne9512 Anne9512
  • 15-10-2015
16/5 × 9/2

(16 × 9) / (5 × 2)

 144/10

 72/5

= 14 2/5
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Аноним Аноним
  • 15-10-2015
Let's assume that the unknown number is [tex]x[/tex].

We are gonna build up a equation and the value of [tex]x[/tex].

[tex]3 \frac{1}{5}/x=4 \frac{1}{2} [/tex]

[tex]=\ \textgreater \ \frac{16}{5}= x(\frac{9}{2}) [/tex]
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