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Inessa [10]
3 years ago
14

jackie and her friend were having a garage sale. during the first two hours of the garage sale 32 bookks were sold. the number o

f books sold during the fhird hour was 3/4 the number of books sold during the first 2 hours. during the final hour the number of books sold was 7/8 the number of books sold in the first 2 hours. if Jackie and her friencd charged $0.75 per book and split the profit evenly how much did they each make off the sale of their books? a)$9.00 b) $12.00 c) 22.50 d)43.50
Mathematics
1 answer:
kirill [66]3 years ago
7 0
How many friends are there
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Dmitry [639]

Answer:

the ratio of the area is 3:5

Step-by-step explanation:

Find a common factor of 6 and 10 and then divide it, the common factor is 2

6 divided by 2 is 3

10 divided by 2 is 5

so your ratio area is 3:5

Hope this helps :)


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3 years ago
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Allisa [31]

Answer:

0.0060

Step-by-step explanation:

The z-score is given by

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The probability is given by the area under the Normal curve N(0,1) to the <em>right</em> of 2.51

In <em>Excel </em> this value is found with the formula

=1-NORMDIST(2.51,0,1,1)

and in <em>OpenOffice Calc </em>

=1-NORMDIST(2.51;0;1;1)

<em> (NORMDIST(2.51;0;1;1) gives the area to the left of 2.51, so 1-NORMDIST(2.51;0;1;1) gives the area to the right of 2.51) </em>

and equals 0.0060

8 0
3 years ago
Which set of numbers shows all factors of 18
Alexxx [7]

Answer:

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hope this helps ^-^

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borishaifa [10]

Answer:

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Step-by-step explanation:

Ty :D

4 0
3 years ago
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Mazyrski [523]
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