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Minchanka [31]
3 years ago
15

At tryouts for the school talent show, 60% of

Mathematics
2 answers:
Alexandra [31]3 years ago
8 0

18 kids played a musical instrument

barxatty [35]3 years ago
7 0

Answer:

18 performers

Step-by-step explanation:

I just multiplied 30 by 0.6 (the decimal form of 60 percent) and got 18

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2x + 3 + x2; for x = 4
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If fence poists are to be placed in a row 7 feet apart, how many posts are needed for 210 feet of fence?
ollegr [7]

Answer:

31

Step-by-step explanation:

210 ft ÷ 7 ft = 30

There are 30 7-ft lengths of fence.

Think of putting a post at the end of each 7-ft length. That means you need 30 posts. Now you must add 1 post for the beginning.

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8 0
2 years ago
If anyone can please help me
MA_775_DIABLO [31]

Answer:

1/4

Step-by-step explanation:

5 orange + 5 mango = 10

P( mango ) = mango /total = 5/10 = 1/2

Replace

5 orange + 5 mango = 10

P(orange ) = orange /total = 5/10 = 1/2

P(mange, replace, orange) = 1/2 * 1/2 = 1/4

4 0
3 years ago
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