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Natalka [10]
3 years ago
12

A child is to receive a dose of 0.5 teaspoon of medicine every 6 hours. If the bottle contains 60 doses, how many days will the

medicine last?
Mathematics
1 answer:
Talja [164]3 years ago
7 0
24 hours in a day, every 6 hours equals 4 doses. 4x0.5=2 and 60 divided by 2 equals 30

30 days
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Suppose the contact rate for a phone survey is 78% and that 22% of people will participate in that survey. Assume that agreeing
Gnoma [55]
Remember that, for independent events, the probability that both occurr is the product of the individual probabilities.

a) Probability of being contacted: 78% = 0.78

Probaility of refusing: 1 - 22% = 1 -0.22 = 0.78

Combined probability: 0.78*0.78 = 0.6084

b) The probability of failing to contact or making contact and not geeting them to agree 1 - the probability of contacting and getting them to agree.

The probabilityof contacting and getting them to agree is 0.78*0.22 = 0.1716

The the answer to this question is 1 - 0.1716 = 0.8284


 
8 0
3 years ago
Becky bought a new Apple computer for $1,205. The purchase price included a 6% sales tax. What's the actual selling price of the
blagie [28]

Answer:

D. $1,136.79

Step-by-step explanation:

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7 0
3 years ago
Twice the difference of a number and seven
levacccp [35]

The difference of a number and seven is x - 7. So twice that, would be:

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4 0
3 years ago
What is 4/5 x 1 1/6=
andrew11 [14]
4/5 x 1 1/6 
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<span>= 4/5 x 7/6 </span>
<span>= (4 x 7)/(5 x 6) </span>
<span>= 28/30 </span>
<span>= (28 ÷ 2)/(30 ÷ 2) </span>
<span>= 14/15</span>
6 0
3 years ago
Read 2 more answers
I need to find the x values for: <br>4x^2+8x-66=0
Anvisha [2.4K]
I dont think this has a solution it cannot be determined
 
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3 years ago
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