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riadik2000 [5.3K]
3 years ago
15

Hộp I có 10 sản phẩm tốt, 2 hỏng; hộp II có 20 sản phẩm tốt, 4 hỏng. Chọn ngẫu nhiên một hộp, rồi từ đó lấy ta một sản phẩm.

Mathematics
1 answer:
GaryK [48]3 years ago
6 0

Answer:

60

Step-by-step explanation:

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Which of the following will result in a rational answer?
horrorfan [7]

Answer:

multiplying a fraction by a repeating decimal

Step-by-step explanation:

any fraction is rational

any repeating decimal is rational

therefore, product of the two would be rational

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3 years ago
Erick, Mia, and Isabelle golfed 9 holes. Erick scored 10 more than Mia, and Isabelle scored 16 less than twice Mia's score. Use
ANEK [815]
X = mia's score

eric scored 10 more then mia....so eric's score is x + 10
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$4.29 per pound for ham OR 2 pounds of ham for $8.50
uranmaximum [27]

Answer:

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4 0
3 years ago
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emmasim [6.3K]
16.76 rounds off to 17
After the dot if it’s 1-4 then they it would’ve been 15
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Applying GCF and LCM to fraction Operations?<br>.<br>. PLZ HELP
I am Lyosha [343]
When multiplying fractions just multiply the numerator and denominators together, then simplify the fraction you get.

To solve the addition problem, first convert 2 and 1/2 to an improper fraction. It should be 5/2. Now 3/8 and 5/2 must be added together.

To add these, they must have the same denominator. Let's give 5/2 a denominator of 8, so it matches 3/8.

To give 5/2 a denominator of 8, you are starting with a denominator of 2. 2 × 4 = 8, so you must multiply 5/2 by 4.

You should get 20/8. Now you have to add 20/8 and 3/8. The only thing you add is the numerator, so you should get 23/8 as a final answer.

For the subtraction problem, do these same steps to make the fractions you must subtract have the same denominator, then subtract only the numerator to get the answer. Once you solve the subtraction problem, text me what you got so I can check it for you. :)
4 0
3 years ago
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