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elena-14-01-66 [18.8K]
3 years ago
8

Zoey wants to use her iPad throughout a 6-hour flight. Upon takeoff, she uses the iPad for 2 hours and notices that the battery

dropped by 25%, from 100% to 75%. How many total hours can Zoey expect from the iPad on a full battery charge?
a. 10 hours
b. 4 hours
c. 8 hours
d. 6 hours
Mathematics
2 answers:
lilavasa [31]3 years ago
7 0

Answer:

The answer is c. 8 hours

Step-by-step explanation:

Since her battery dropped 25% in 2 hours then for it to drop 100% would take 8 hours.

25%+25%+25%+25%= 100%

so with this logic

25%= 2 hours

2+2+2+2=8

Hoped this helped !

Cheers, Z

olganol [36]3 years ago
3 0
8 hours is how long for it to die if it was full
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Answer:i believe thats only a third of a mile


Step-by-step explanation:

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Caleb borrowed $1500 from his aunt. He plans to pay his aunt back in 9 months. If he
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Answer:

A = $1,545.00

(I = A - P = $45.00)

Equation:

A = P(1 + rt)

Explanation:

First, converting R percent to r a decimal

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Rename 4/7 as a percent. Round to the nearest tenth of a percent if necessary.
enyata [817]

Answer:

Part 1) Option C. 57.1%

Part 2) Option B. 70.9%

Part 3) Option C. 66 2/3 %

Part 4) Option A. About 16

Part 5) Option A. About $12

Part 6) Option B. About $9

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Part 8) Option B. 25%

Part 9) Option D. 800

Part 10) $1,770

Step-by-step explanation:

Part 1) Rename 4/7 as a percent

we know that

To rename a number as a percent, multiply the number by 100

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(4/7)*100=400/7=57.1%

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To rename a number as a percent, multiply the number by 100

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0.709*100=70.9%

Part 3) If 1/3 is equivalent to 33 1/3% what percent is equivalent to 2/3?

we know that

33 1/3%=(33*3+1)/3 %=100/3 %

By proportion

(100/3 %)/(1/3)=x/(2/3)

x=200/3 %=66 2/3 %

Part 4) Alice plays basketball. In one game she shoots 21 free throws and makes 81.25% of them. Estimate how many she makes

To find the exact value multiply the total shoots by the percentage

21*(81.25/100)=17.06

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<em>To find the estimate value</em>

21 shoots is about 20

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20*(80/100)=16

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<em>To find the estimate value</em>

23.95 is about 24

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To find the exact value multiply the bill by the percentage

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$58.50*(15/100)=$8.78

<em>To find the approximate value</em>

$58.50 is about $60

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using proportion

x/50=70/100

x=70*50/100

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50/100%=12.5/x%

x=100*12.5/50

x=25%

Part 9) 50 Is 6.25% of what number?

using proportion

50/6.25%=x/100%

x=100*50/6.25

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