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Mathematics : asked on alishadautreuil
 11.09.2021

To obtain an average (arithmetic mean) of exactly 2/3, what fraction must be added to 1/6, 1/2, and 1/3? A. 2/3
B. 1/1
C. 3/2
D. 5/3

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Step-by-step answer

09.07.2023, solved by verified expert
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Rajat Thapa
s Specialist
Mathematics, DAV Post Graduate College
7 024 answers
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D. 5/3

Step-by-step explanation:

To obtain an average (arithmetic mean) of exactly, №18011169, 11.09.2021 13:42

To obtain an average (arithmetic mean) of exactly, №18011169, 11.09.2021 13:42

To obtain an average (arithmetic mean) of exactly, №18011169, 11.09.2021 13:42

To obtain an average (arithmetic mean) of exactly, №18011169, 11.09.2021 13:42

To obtain an average (arithmetic mean) of exactly, №18011169, 11.09.2021 13:42

To obtain an average (arithmetic mean) of exactly, №18011169, 11.09.2021 13:42

simplified

To obtain an average (arithmetic mean) of exactly, №18011169, 11.09.2021 13:42

Hope this helps

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Faq

Mathematics
To obtain an average (arithmetic mean) of exactly 2/3, what fraction must be added to 1/6, 1/2, and 1/3? A. 2/3 B. 1/1 C. 3/2 D. 5/3
Step-by-step answer
P Answered by Specialist

D. 5/3

Step-by-step explanation:

\frac{1/6+1/2+1/3+x}{4} =2/3

1/6+1/2+1/3+x=8/3

x=8/3-1/6-1/2-1/3

x=8/3-1/6-3/6-2/6

x=8/3-6/6

x=16/6-6/6=10/6

simplified

x=5/3

Hope this helps

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Neil places £2000 in a bank account that pays 1.5% simple interest per year. How much interest will he earn in 6 years?
Step-by-step answer
P Answered by PhD

SI=(P*R*T)/100

P=2000

R=1.5

T=6

SI=(2000*1.5*6)/100

=(2000*9)/100

=180

Neil will earn interest of 180

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Step-by-step answer
P Answered by PhD
Answer: 440 grams for 1.54 is the better value
Explanation:
Take the price and divide by the number of grams
1.54 / 440 =0.0035 per gram
1.26 / 340 =0.003705882 per gram
0.0035 per gram < 0.003705882 per gram
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Step-by-step answer
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Cost of 1 gallon=24.50/7=3.5

Cost of 15 gallons=15*3.5=52.5

Cost of 15 gallons will be $52.5

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