The formula you need to use is C = 5/9•(F - 32)
So take 15 and subtract 32: 15-32 = -17
Then multiply that by 5/9: 5/9•(-17) ≈ -9.44

The probability of drawing a red marble on the first attempt is

After the first marble is drawn, and we know it to be red, we're drawing the next marble from a pool with one less marble than before (i.e. conditioning on the event

). So

And so
Given:
The discount is 25%.
The selling price of the shirt after the sale is $20.99.
To find:
The selling price of the shirt before the sl;e
Explanation:
Let the old price be x.
The equation can be framed as follows,

Final answer:
The selling price of the shirt before the sale is $27.99.
Wouldent the answer be A because all percents are out of 100 so the 1.9 would be 9 over 100
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