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serious [3.7K]
3 years ago
7

Approximately 10% of all people are left-handed. Consider a grouping of fifteen people.

Mathematics
1 answer:
vaieri [72.5K]3 years ago
8 0
1.5 but you can’t get half a person
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Make t the subject of k= t-e/2
Sophie [7]

Answer:

t=k+\frac{e}{2}

Step-by-step explanation:

k=t-\frac{e}{2}\\t=k+\frac{e}{2}

5 0
3 years ago
Active ingredient of a pill comprises 45% of the pill mass. If a pill contains 325 mg of active ingredient,
uranmaximum [27]

Answer:

Step-by-step explanation:

The idea here is to be able to write and then solve the equation needed for this. In words, this is what you are looking to solve: "The active ingredinet is 45% of the mass of the pill". Putting those words into an equation:

active ingredient = .45 (mass of pill). Since our active ingredient is 35 mg:

325 = .45m and divide by .45:

m = 722.2 mg

6 0
3 years ago
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Step-by-step explanation:

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Mrrafil [7]

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3 years ago
If x is a positive integer, then x is _____ negative.
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