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telo118 [61]
4 years ago
5

I'm not sure how to answers these questions

Mathematics
1 answer:
steposvetlana [31]4 years ago
4 0
1.correct

2.correct

3.correct but put 37.5% instead

4.correct

5.correct but again 37.5


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A factory made 100 jars of peanut butter. 20% of the jars contained creamy peanut butter. How many jars of creamy peanut butter
belka [17]

Answer:

There would be 20 jars of creamy peanut butter.

Step-by-step explanation:

You have 100 jars of peanut butter divide that by 100. That would give you the amount for 1%. Multiply that by 20 for the 20% which will give you your answer of 20.

100/100=1

1*20=20

Number of creamy peanut butter jars is 20.

8 0
3 years ago
What are the x and y- intercepts for the line 4(y+3)=−2(x+6)?
Strike441 [17]
The x-intercept is (-12, 0)
The y-intercept is (0, -6)
Let me know if you want to see how I answered it
5 0
3 years ago
Find S18 for geometric series given a5=-6 and a2= -48
Ganezh [65]

an = a1r^(n-1)

a5 = a1 r^(5-1)

-6 =a1 r^4


a2 = a1 r^(2-1)

-48 = a1 r


divide

-6 =a1 r^4

----------------    yields   1/8 = r^3      take the cube root  or each side

-48 = a1 r                     1/2 = r


an = a1r^(n-1)

an = a1 (1/2)^ (n-1)

-48 = a1 (1/2) ^1

divide by 1/2

-96 = a1


an = -96 (1/2)^ (n-1)


the sum

Sn = a1[(r^n - 1/(r - 1)]

S18 = -96 [( (1/2) ^17 -1/ (1/2 -1)]

       =-96 [ (1/2) ^ 17 -1 /-1/2]

      = 192 * [-131071/131072]

 approximately -192

     

       

     

3 0
4 years ago
Determine whether the lines given are parallel, perpindicular, or neither
mezya [45]
This question has to do with slope. If two lines share the same slope but different points, then there are parallel. If their slopes are negative reciprocals (like -2 and 1/2), then they are perpendicular.
y = 3x - 7 and y = 3x + 1 have different points but both have a slope of 3, where y = mx+b,
m = slope. Therefore these two lines are parallel.
4 0
4 years ago
An arc on a circle measures 250°. Within which range is the radian measure of the central angle? 0 to StartFraction pi Over 2 En
Alex Ar [27]

Answer:

The central angle is within the range π to 3π/2

Step-by-step explanation:

To convert from degrees to radians, we multiply the angle in degrees by 180/π.

To convert from radians to degree, we multiply the angle in radians by 180°/π.

π/2 = π/2 X 180°/π= 90°

π rad = π X 180°/π= 180°

3π/2 = 3π/2 X 180°/π= 270°

2π = 2π X 180°/π= 360°

Therefore the angle 250 which is between 180 and 270 is within the range :

π to 3π/2

4 0
4 years ago
Read 2 more answers
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