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Ray Of Light [21]
3 years ago
10

Solve the proportion below. 90/x=3/4 x = O A. 91 B. 120 C. 150 O D. 99

Mathematics
2 answers:
PSYCHO15rus [73]3 years ago
8 0

Answer:

Step-by-step explanation:

90 times 4 = 360

360 divided by 3 = 120

x=120

Mnenie [13.5K]3 years ago
4 0

Answer:

B) 120

Step-by-step explanation:

Initial problem: 90/x = 3/4

Cross multiply to get:

90*4 = 3x

360 = 3x

x = 120

Check (optional):

90/120 = 3/4

(simplify):

3/4 = 3/4 so it is correct

If you're confused about any of these steps, just let me know and I'll try to help!

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Answer:

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3 years ago
Arnold rides the subway 20 times a month to work for $2.50 a day a monthly pass cost $45.25. How much could he save by buying th
ozzi

Answer:

He would save $4.75.

Step-by-step explanation:

Without the pass,

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With the pass,

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7 0
3 years ago
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A right triangle has one angle that measures 53°. What is the measure of the other acute angle?
olchik [2.2K]

Answer:37 degrees

Step-by-step explanation:

90 (right triangle always has a 90 degree angle) + 53 = 143

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180-143 = 37

3 0
2 years ago
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The function f is defined by f(x) = 2x²-1.<br> Find f (2x).
umka21 [38]

Answer: f(2x)=8x^2-1

Step-by-step explanation:

All that is required here is to substitute x = 2x into the right side in the same way that is done for a numeric value.

f(2x) = 2(2x)^2-1\\f(2x) = 2(4)x^2-1\\f(2x) = 8x^2-1\\

5 0
3 years ago
A. 48+1.2m&gt;40<br> B. 40+1.2m&lt;48<br> C. 48+1.2m&lt;40<br> D. 40+1.2m&gt;48
spin [16.1K]
I think the answer is d
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3 years ago
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