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Olegator [25]
3 years ago
8

The appropriate mixing ratio for a solution to kill bloodborne pathogens is 1 part chlorine to 10 parts water. If you are mixing

a solution in a spray bottle with 15 ounces of water, how much chlorine do you need to add for the correct ratio?
Mathematics
1 answer:
lorasvet [3.4K]3 years ago
8 0
The ratio is:
Chlorine : Water = 1 : 10
m ( Water ) = 15 ounces
m ( Chlorine ) = x
x : 15 = 1 : 10
10 x = 15 * 1
10 x = 15
x = 15 : 10
x = 1.5 ounces
Answer:
We need to add 1.5 ounces of Chlorine for the correct ratio.
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Using the unit circle, you can visualise the secant as follows:

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Since -90 means that the radius points downwards, it means that the radius is vertical as well, and thus it never meets the vertical line through (1,0).

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