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denis23 [38]
4 years ago
10

A jar contains 20 coins.

Mathematics
1 answer:
faltersainse [42]4 years ago
8 0

Answer:

2p 30

Step-by-step explanation:

...

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Can anyone help me thanks
Romashka-Z-Leto [24]

Answer:

grams

Step-by-step explanation:

kilometers is for length, milugrams are too small and millimeters dosent make sense

5 0
3 years ago
A rectangular garden has a walkway surrounding it that is 4 feet wide (a uniform width
Oksana_A [137]

Answer: 300 square feet  

Step-by-step explanation:

length of walkway = 20 + 2x

width of walkway = 15 + 2x

A(x) = (20 + 2x)(15 + 2x)

A(x) = 300 + 30x + 40x + 4x2

A(x) = 300 + 70x + 4x2

7 0
3 years ago
Samuel wants to deposit $4,000 and keep that money in the bank without deposits or
Hoochie [10]

Answer:

First option pays $480.60 in interest and the second option pays $442.84 in interest

Step-by-step explanation:

P(1+r/n)^rt is for compound interest and Pe^rt is for continuous interest

5 0
3 years ago
Find the mean, median, and mode of the data set. Round to the nearest tenth.
statuscvo [17]
The mean is the average of the data set. Median is the value that separates the higher half and the lower half of the set of values. Mode is the value that occurs often in the data set. Therefore, the correct answer is option A, <span>mean = 9.7, median = 10, mode = 15</span>
6 0
4 years ago
Read 2 more answers
If p, q are zeroes of polynomial f(x) =2x^2-7x+3,find the value of p^2+q^2​
Elza [17]

Answer:

p^2 + q^2 = 22/9.

Step-by-step explanation:

For a quadratic function ax^2 + bx + c if the zeroes are A and B then

A + B = -b/a and AB =  c/a.

2x^2 - 7x + 3

Now p and q are the zeroes of the above function so

p + q =  7/3 and pq = 3/2.

Now p^2 + q^2 = (p + q)^2 - 2pq

= (7/3)^2 - 2* 3/2

=  49/9 - 3

= 49/4 -  27/9

= 22/9.

4 0
3 years ago
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