andreagrimaldo4

07.05.2021 • 

Mathematics

A. a quality control inspector found flaws in 13 out of 150 sweaters. find the probability that a sweater has a flaw. round to the nearest tenth of a percent. b. supposed the company produces 500 sweaters a day. how many will NOT have flaws?

c. suppose the company produced 600 sweaters a day. how many WILL have flaws?

write proportions for b and c.

Ответ:

pc103919

21.11.2022

Mathematics

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x = 2, y = 1

Step-by-step explanation:

x + 3y = 5

3y = -x + 5

y = -1/3x + 5/3

-x + 6y = 4

-x + 6(-1/3x + 5/3) = 4

-x - 2x + 10 = 4

-3x = -6

x = 2

x + 3y = 5

2 + 3y = 5

3y = 3

y = 1

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