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Murljashka [212]
3 years ago
14

(b) Susan needs $100 to buy a present for her mom. She wants to find out the

Mathematics
1 answer:
liq [111]3 years ago
4 0

Answer:

9.5 hours

Step-by-step explanation:

e = 10h + 5

100 = 10 h + 5

100-5 = 10 h

95 = 10h

95/10 = h

9.5 = h

h > 9 inequality equation

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Horizontal cross sections are the same shape: they are all squares if the pyramid is square or rectangles if the pyramid is a rectangle pyramid.
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Horizontal cross sections are different size: the more we go to the top of the pyramind, the smaller they get.
Vertical cross sections are different size: the closer we get to the edges, the smaller they become.
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3 years ago
What are the coordinates of D’ when the quadrilateral is reflected across the line y = x? On a coordinate plane, quadrilateral A
natita [175]

Answer:

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Step-by-step explanation:

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7 0
3 years ago
A student buys a guitar that is on sale for 15% off the regular price of $200. He also must pay an 8% sales tax. What is his tot
EastWind [94]

Answer:

option c

Step-by-step explanation:

a guitar 15% off means that the cost is now 85%

100percent---200dollars\\85percent---x\:dollars\\\\x=\frac{200*85}{100}\\\\x=2*85\\\\x=170

now the 8% of 170 is

100\:percent---170\:dollars\\\\8\:percent---x\:dollars

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so the total cost is

170+13.6

183.6

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