graycourtgirl
graycourtgirl graycourtgirl
  • 06-01-2015
  • Mathematics
Answered

Eight oranges cost $1.00. How much will 5 dozen oranges cost?



Answer :

Аноним Аноним
  • 06-01-2015
5 dozen oranges will cost $7.50.  (Each orange costs 12.5 cents)
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luana
luana luana
  • 07-01-2015
[tex]dozen=12\ \ \ \ 5*12=60\\\\ 8\ oranges\ cost\ 1\$\\ 60\ oranges\ cost\ x\\\\ make\ proportion:\\ 8-1\\60-x\\\\cross\ multiplication\\\\ 8x=60\ \ \ | divide\ by\ 8\\\\ x=7.5\$\\\\5\ dozens\ cost\ 7.5\$\\\\[/tex]
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