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satela [25.4K]
2 years ago
12

The question in the middle is it a b c or d ??

Mathematics
1 answer:
Artyom0805 [142]2 years ago
7 0
Yeah it’s a b c or d
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You can buy 15 stickers for $10 how much would 12 stickers cost
Readme [11.4K]

Answer:

8 dollars

Step-by-step explanation:

We can write a ratio to solve

15 stickers            12 stickers

------------------ = ----------------------

10 dollars           x dollars

Using cross products

15 *x = 12 * 10

15x = 120

Divide each side by 15

15x/15 = 120/15

x =8

8 dollars

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2 years ago
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The kilo- prefix in the metric system means _______ units.
aivan3 [116]
Kilo means 1000 units

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3 years ago
Given the following triangle, if b = 9 and B = 15°, find a.<br><br> 0.27<br> 2.41<br> 33.59
SVEN [57.7K]
SOH,CAH, TOA so it would be TANGENT since it would be Opposite over Adjacent. Tan(15) = 9/a put Tan(15) onto your calculator it would be .267949 round that to .27 = 9/a cross multiply  
a = 33.588. C is the correct answer.
7 0
3 years ago
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Help pls lol its timed
zaharov [31]
The total area of the shape is 32
6 0
3 years ago
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If 2x − 4(x + 1) = −12, evaluate x2 − 1.
Vlad [161]
2x-4(x+1)=-13
1) we solve this equation:
2x-4(x+1)=-12
2x-4x-4=-12
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-2x=-8
x=-8/-2
x=4

2) we evalute x²-1
x²-1=4²-1=16-1=15

Answer: 15
6 0
3 years ago
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