### Possible Answer

80 - 4 divided by 2 * 102. 80 - 2 * 102. 80 - 204-124 ... - read more

you have to cross multiply. so. 45/120=80/x it really hard to show on the computer but if you cross multipy then its 45x=9600 then you divide both sides by 45 x=213.3 or 213 1/3 ... well you have to multiple by the reciprical of 12/10 (120%) which is 10/12 to find the number. so 45 ... - read more

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