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lapo4ka [179]
3 years ago
12

Which expression is equivalent to

Mathematics
1 answer:
laila [671]3 years ago
4 0

Answer:

B

Step-by-step explanation:

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IN A CLASS OF 30 STUDENTS 13 OF THEM ARE BOYS WHAT PERCENTAGE ARE GIRLS?
mestny [16]
Class of students - number of students that are boys = numbers of students that are girls

30 - 13 = 17

To change the number of students that are girls into percentage...

17/1 * 1/100 = 17/100

17/100 in a % form = 17%

The percentage of girls in the class is 17%

5 0
3 years ago
How do you add add fraction with a different denominator?
kenny6666 [7]

Find the LCM (least common multiple) of the denominators, and use that as the denominator for the two fractions.

Ex.

\frac{3}{4} +\frac{2}{3}

LCM (3, 4) is 12

\frac{9}{12} +\frac{8}{12}

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3 0
3 years ago
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Many poker games start with each player being dealt five cards, called the player's "hand". Remember, there are 52 cards in a st
jek_recluse [69]

Answer:

The number of different possible poker hands is found by counting the number of ways that 5 cards can be selected from 52 cards, where the order is not important. It is a combination, so we use c n r

Step-by-step explanation:

The possible number of the poker hands is probably . C 52 5= 52!/5!x47!= 2598960

5 0
3 years ago
May someone help me with these to questions ASAP.. it’s an math question
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Answer:

20 is not a coefficient

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Step-by-step explanation:

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4 0
3 years ago
If I use the distributive property to simplify the expression: 2(6y - 3), I should
igor_vitrenko [27]

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multiply the factor 2 with each term inside the parentheses

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