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Dbug12 Dbug12
  • 14-03-2015
  • Mathematics
Answered

divide £32 in a ratio of 3:7

Verified Answer :

secret13 secret13
  • 14-03-2015

\(3 + 7 = 10\)

\(32\) ÷ \(10 = 3.2\)

\(3.2\) × \(3 = 9.6\)

\(3.2\) × \(7 = 22.4\)

£9.60 : £22.40

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konrad509
konrad509 konrad509
  • 14-03-2015

\(3x+7x=\pounds32\\ 10x=\pounds32\\ x=\pounds3.2\\ 3x=3\cdot\pounds3.2=\pounds9.6\\ 7x=7\cdot\pounds3.2=\pounds22.4\\\\ \boxed{\pounds9.6 \text{ and } \pounds22.4}\)

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