Seudónimo Seudónimo
  • 17-01-2017
  • Mathematics
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Please I need help on this question!!???

Please I need help on this question class=

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CupcakeTwist
CupcakeTwist CupcakeTwist
  • 17-01-2017
18in x 40in  Half of 80 is 40, half of 36 is 18
9in x 20in  1/4 of 80 is 20, 1/4 of 36 is 9
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alahewett
alahewett alahewett
  • 17-01-2017
You just set up a proportion. 
36/80=18/x
x= 40
36/80=x/20
x=9

The first answer is 40, and the second is 9

hope this helps (:
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