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serg [7]
3 years ago
9

What is the answer to: 1 1/4 + (2×3) + 2 2/6+ (2 5/6 × 2) + 3?​

Mathematics
1 answer:
dusya [7]3 years ago
7 0

Answer:

The answer is 19.75

Step-by-step explanation:

You multiply the one in the brackets first

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the times that gym members spend on a treadmill are normally distributed with a mean of 20 min and a standard deviation of 8 min
Papessa [141]
<span>Given:
xbar = 20 min
standard deviation = 8 min
total sample = 240

Required:
how many gym members are expected to spend 4 min and 36 min on a treadmill today

Solution:
sd</span>² = (∑(x - xbar)²) / N - 1

there are 42 gym members at 4 minutes and 200 gym members in 36 minutes.
6 0
3 years ago
You are given f(x)=-5x2+10x-5
Bond [772]

Answer:

B

Step-by-step explanation:

6 0
3 years ago
Read 2 more answers
 (6,-3) and y = - 6x - 3
Hatshy [7]
Wait what's the question tho?
is it if this point is on the line?
cause it's not
-y=mx+b
3=-6(6)-3
-3=-36-3
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hence, point is not on the line
3 0
3 years ago
State the leading coefficient of the polynomial:<br> f(x) = 6x^5 + 9x^4 + 2x^3 + 3x^2 - 4x -6
dlinn [17]

Answer:

The leading coefficient of the polynomial is 5 .

Step-by-step explanation:

f(x) = 6x^5 + 9x^4 + 2x^3 + 3x^2 - 4x -6

In this polynomial , the highest exponential is the leading coefficient .

So there are 5 coefficients ,

5 , 4 , 3 , 2 , and x

so above , the highest one is 5 .

4 0
3 years ago
56 is what percent of 80
Alik [6]

Answer:

70%

Step-by-step explanation:

Therefore, we can conclude that the required percentage is 70% that is 70% of 80 is 56.

<em>Hopes This Helps :)</em>

3 0
3 years ago
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