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timofeeve [1]
3 years ago
7

I don’t understand this can someone help?!

Mathematics
1 answer:
kolezko [41]3 years ago
5 0

Answer:do h just want answer or explanation

Step-by-step explanation:?

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A shoe company found that 4.25% of the production is defective. The company
nlexa [21]

1190 pairs of shoes are defective

<em><u>Solution:</u></em>

Given that shoe company found that 4.25% of the production is defective

The company  made 28,000 pairs of shoes

To find: Number of pairs of defective shoes

From given information, 4.25% of the production is defective which means 4.25% of 28,000 pairs of shoes

Defective shoes = 4.25% of 28,000

Defective shoes = \frac{4.25}{100} \times 28000

Defective shoes = 4.25 \times 280 = 1190

Thus 1190 pairs of shoes were defective

6 0
3 years ago
Find the discriminant of the equation. x2 + 3x - 4 = 0
ivann1987 [24]

Please use " ^ " to indicate exponentiation: x^2 + 3x - 4 = 0

Here, a = 1, b = 3 and c = -4.

The formula for the discriminant is b^2 - 4(a)(c).

Substituting the given values of a, b and c, we get:

(3)^2 - 4(1)(-4)

Evaluating this, we get 9 + 16 = 25.

The discriminant is 25.

-3 plus or minus √25

Taking this further, x = ------------------------------------

2

-3 plus or minus 5

or: x = -------------------------------- => {-4, 1} (solutions)

2

5 0
3 years ago
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While traveling in Canada, a police officer pulls you over for speeding. The posted speed limit is 100
torisob [31]

Answer:

Speeding at 160.934 km/hr

Step-by-step explanation:

1 mile = 1.609344 kilometers

1.609344 * 100 = 160.934 kilometers

8 0
3 years ago
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Which if the following rules best describes the matrix below?
crimeas [40]

Answer:

D

Step-by-step explanation:

i just know i guess

7 0
2 years ago
Help 9th grade algebra
Naya [18.7K]

Answer:

Step-by-step explanation:

1. true

2. true

3. true

4. false

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3 years ago
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