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iVinArrow [24]
3 years ago
7

A jar of marbles contains 7 blue marbles, 12 yellow marbles, 8 green marbles, and 5 red marbles. Use this information to answer

the following questions. Mark chooses a marble at random from the jar. Without looking at it, he puts it in his pocket then draws another marble out of the jar. What is the probability that Mark chose a red marble on the first draw and red marble on the second
A. 5/248
B. 9/32
C. 5/8
D. 1/7
Mathematics
1 answer:
Andreyy893 years ago
6 0
The correct answer is 9/32
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Andrea has a savings account with $80 that earns 2% interest per
lianna [129]

Answer:

After 10 years, she will has $96 in her bank.

Step-by-step explanation:

It is given that Andrea's saving account is $80 and earns 2% interest per year as a <em>S</em><em>i</em><em>m</em><em>p</em><em>l</em><em>e</em><em> </em><em>I</em><em>n</em><em>t</em><em>e</em><em>r</em><em>e</em><em>s</em><em>t</em><em> </em>(Not Compounded). Using simple interest formula, Interest = (P×R×T)/100 where <em>P</em> is the <em>principal</em>, <em>R</em> is the <em>interest rate</em> and <em>T</em> is <em>number of years</em><em> </em>:

I =  \frac{p \times r \times t}{100}

P = $80

R = 2%

T = 10 years

I =  \frac{80 \times 2 \times 10}{100}

I =  \frac{1600}{100}

I = 16

It is given that the interest amount is $16. So the total amount she has after 10 years in the bank is $96 :

interest amount = $16

principal = $80

total = $16 + $80

= $96

8 0
3 years ago
1. - x + 5y =-23 4x - y = 16​
Contact [7]
6y=5x=39
Have a good day
8 0
3 years ago
Read 2 more answers
What is the volume of a cylinder with a radius of 9 inches and a height of 2 inches​
White raven [17]

Answer:

508.94

Step-by-step explanation:

4 0
3 years ago
F(x)= 2/x-2 find (fof) (i)
brilliants [131]

Answer:

Step-by-step explanation:

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5 0
2 years ago
Solve. Use the strategy "work backward."
cestrela7 [59]

Let that be x

ATQ

\\ \rm\Rrightarrow 3x-6/5=9

Arrange accordingly to work backwards(Every thing is reversed)

\\ \rm\Rrightarrow 9(5)+6/3=x

\\ \rm\Rrightarrow 45+6/3=x

\\ \rm\Rrightarrow 51/3=x

\\ \rm\Rrightarrow x=17

.

8 0
2 years ago
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