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laila [671]
3 years ago
7

Please I need help on this question!!???

Mathematics
2 answers:
KonstantinChe [14]3 years ago
5 0
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
Varvara68 [4.7K]3 years ago
5 0
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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