2 years ago

I need some help with this

Mathematics

1 answer:

Morgarella [4.7K]2 years ago

5 0

Answer:

125

Step-by-step explanation:

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Find the new amount. explain 200 books; 75% decrease 160 bananas; 20% decrease

prohojiy [21]

Answer:

75% of 200 = 50; 20% of 160 = 128

Step-by-step explanation:

200 (0.75) = 150

200 - 150 = 50

160 (0.20) = 32

160 - 32 = 128

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2 years ago

78% of U.S. adults think that political correctness is a problem in America today. You randomly select six U.S. adults and ask

cupoosta [38]

Answer:

mean= 4.68

variance= 1.0296

Step-by-step explanation:

mean= n×p

n=6

p=0.78

mean= 6×(0.78)

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variance= n×p×(1-p)

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3 years ago

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The admission fee for a charity event is $7 for children and $10 for adults. The event was attended by 700 people and the total

Hitman42 [59]

X = 7
y = 10
x + y = 700
7x + 10y = 6400

10x + 10y = 7000
(-) 7x + 10y = 6400
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3x = 600
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200 + y = 700
y = 500

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3 years ago

I’m so confused !! PLS HELP ME, it’s due in like 5 mins ASAP

Tresset [83]

Answer:

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Step-by-step explanation:

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3 years ago

A window washer cleaned 38 windows in 2 hours. At this rate, how many windows did he clean in 7 hours? Help before I pass out tr

shutvik [7]

Answer: 133 windows

Step-by-step explanation:

Step 1: 38/2=19

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2 years ago

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