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Vesnalui [34]
3 years ago
9

4. Steve has a card collection. He keeps 12 of the cards in a pocket, which

Mathematics
1 answer:
BabaBlast [244]3 years ago
4 0

Answer:

I think 80

Step-by-step explanation:

100/15=6.66666667

12x6.67=80.4

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Eileen brought 8 roses for $45.50.Which is the best way to estimate the cost of one rose?
masya89 [10]

Answer:

50 divided by 8 is the best estimation. gives you 6.25


7 0
3 years ago
Please help me. Will give Brain
leonid [27]

Answer:

TY SIR PLS DONATE UR BRAIN AS SAID IN THE QUESTION

8 0
3 years ago
A principal of ​$5000 is invested in an account paying an annual rate of 7​%. Find the amount in the account after 5 years if th
Alekssandra [29.7K]

Answer:

$7,012.76

Step-by-step explanation:

First, convert R as a percent to r as a decimal

r = R/100

r = 7/100

r = 0.07 rate per year,

Then solve the equation for A

A = P(1 + r/n)nt

A = 5,000.00(1 + 0.07/1)(1)(5)

A = 5,000.00(1 + 0.07)(5)

A = $7,012.76

Summary:

The total amount accrued, principal plus interest, with compound interest on a principal of $5,000.00 at a rate of 7% per year compounded 1 times per year over 5 years is $7,012.76.

8 0
3 years ago
Use the Ratio Test to determine whether the series is convergent or divergent.
natka813 [3]

Answer:

The series is absolutely convergent.

Step-by-step explanation:

By ratio test, we find the limit as n approaches infinity of

|[a_(n+1)]/a_n|

a_n = (-1)^(n - 1).(3^n)/(2^n.n^3)

a_(n+1) = (-1)^n.3^(n+1)/(2^(n+1).(n+1)^3)

[a_(n+1)]/a_n = [(-1)^n.3^(n+1)/(2^(n+1).(n+1)^3)] × [(2^n.n^3)/(-1)^(n - 1).(3^n)]

= |-3n³/2(n+1)³|

= 3n³/2(n+1)³

= (3/2)[1/(1 + 1/n)³]

Now, we take the limit of (3/2)[1/(1 + 1/n)³] as n approaches infinity

= (3/2)limit of [1/(1 + 1/n)³] as n approaches infinity

= 3/2 × 1

= 3/2

The series is therefore, absolutely convergent, and the limit is 3/2

3 0
3 years ago
there is a total of 10 pages of homework. sophia worked on some pages on monday if she has 3 pages left how many pages did sophi
Oxana [17]

Answer:

7

Step-by-step explanation:

Since, Sophia had three pages of homework and she only has three left you can set up an equation to solve. The equation would be 10=x-3, then you just solve the equation which would be 7, hope that helped.

3 0
3 years ago
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