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jnaifuson
04.06.2020 •
Mathematics
At a sale, dresses were sold for $140 each. If the dresses originally cost $200 each, what percentage of its original price was a dress sold for?
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Ответ:
30%
Step-by-step explanation:
140 is 70% of 200 which means that the dresses were on sale by 30%
140/200 =
140 ÷ 200 =
0.7 =
0.7 × 100/100 =
0.7 × 100% =
(0.7 × 100)% =
70%;
Then subtract from 100% to get 30%
Ответ:
height of statue height of telephone pole
=
length of shadow length of shadow
Plug in the numbers you are given in the problem. Use x for the unknown.
36 x
___ = ___
77 34
Cross multiply.
77x=36*34
77x=1224
Divide both sides by 77 to find x.
x=15.896
Round to 15.9