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sveta [45]
3 years ago
9

Marina wants to buy a sound system that costs $540. The sales tax rate in her state is 8.25% how much sales tax must she pay?​

Mathematics
1 answer:
ANTONII [103]3 years ago
8 0

Answer:$44.55

Step-by-step explanation:

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What is the sum of Triangle exterior angle sum with formula​
pentagon [3]

Answer:

Exterior angle = sum of opposite interior angles

Step-by-step explanation:

8 0
2 years ago
12, 17, 11, 13, 17, 15<br> What is the mean of the data? ​
garri49 [273]

Step-by-step explanation:

The mean is the average.  Add up all the points, then divide by the number of points.

(12 + 17 + 11 + 13 + 17 + 15) / 6 = 14⅙

6 0
3 years ago
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An egg that has been falling for x seconds has dropped at an average speed of 16x feet per second. If the egg is dropped from th
ivanzaharov [21]

average \: rate \: of \: fall = 16x \: feet \: per \: second \\ duration \: of \: fall \: (time) =  x \: seconds \\ distance \: of \: fall = 16x \: feet \: per \: second \times x \: seconds \\   \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  =x(16x) \: feet \\   \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:   = 16 {x}^{2} \: feet \\  \: the \: egg \: traveled \: 16 {x}^{2} \: feet \: in \: x \: seconds.
5 0
3 years ago
Zoe jogs 3/4 of a mile every 1/5 of an hour.
stepan [7]

Answer:

15/4 please let me know if this helped you :)

Step-by-step explanation:

0.75*5=3.75 or 15/4

all of your answers are less than 3/4ths of a mile...she is increasing the amount she runs not decreasing.

3 0
3 years ago
Find the missing lengths of the sides
dusya [7]

Answer:

a=9, c=19

Step-by-step explanation:

Aight so basically in 30, 60, 90 triangles there is a formula for the sides

the hypotenuse(the longest side)=2a

The tiny side (the smallest side)=a

and the middle child =a\sqrt{3}

Based on that we see that a is 9

and since c=2a then it's 18

4 0
3 years ago
Read 2 more answers
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