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Rina8888 [55]
3 years ago
9

Juana’s dad gave her an exponentially increasing allowance as an experiment. On the first day, he gave her 1¢. On the second day

he doubled it and gave her 2¢, and on the third day, he doubled that and gave her 4¢. He kept doubling the previous day’s amount for a total of 10 days. How much did he give her on the tenth day? 18¢
Mathematics
1 answer:
borishaifa [10]3 years ago
5 0
$5.12

Make a chart for this sort of problem it makes it easier. Excel is good for it
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Actually I don't know the answer but what I thing is none of the above.
4 0
3 years ago
Evaluate f(x) = 2|x – 5| for f(–5) and f(0).
Elanso [62]

Answer:

f(–5) = 20, f(0) = 10

Step-by-step explanation:

f(-5):

f(-5) = 2|-5 -5|

f(-5) = 2|-10|

f(-5) = 2(10)

f(-5) = 20

f(0):

f(0) = 2|0 - 5|

f(0) = 2|-5|

f(0) = 2(5)

f(0) = 10

7 0
3 years ago
The average number of hours of sleep per night was 9.46 hours for a sample of 104 five to seven year-old children. The number 9.
alexgriva [62]

Answer:

Statistic

Step-by-step explanation:

Since, a characteristic of a sample is called statistic. It is used to estimate the value of a population parameter and can be computed from the sample.

Here, the sample is 104 children,

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∵ 9.46 is the number that can be computed from the sample of 97 children.

Hence, the number 9.46 is a Statistic

5 0
3 years ago
Simplify
Fed [463]

Answer:

c) 15m + 2n

Step-by-step explanation:

8m+4n+7m−2n

Combine like terms

8m+7m +4n−2n

15m +2n

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