3 years ago

Do you know this please

Mathematics

1 answer:

Black_prince [1.1K]3 years ago

6 0

Answer:86.5

Step-by-step explanation:

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According to the American Academy of Ophthalmology, 25% of Americans have brown irises. A random survey of students at a local c

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Answer:

2.49

Step-by-step explanation:

Given X= 58

N = 175.

P = 25% = 0.25.

$P' = \frac{X}{N} = \frac{58}{175} = 0.3314\\Z = \frac{P'-P}{\sqrt{\frac{pq}{N} } }$

Now plugging the values we get

$= \frac{0.3314-0.25}{\sqrt{\frac{0.25\times0.75}{175} } }$

=2.49

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3 years ago

Five gerbils cost p dollars. How many dollars will it cost to buy 1 gerbil? How many dollars will it cost to buy g gerbils? How

Alex787 [66]

1 gerbil will cost p/5 dollars. g gerbils will cost g*p/5. 5/p gerbils would cost 1 dollar. And for d dollars you would get 5d/p gerbils.

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4 years ago

Please help solve these problems if not al from A to H

Dima020 [189]

Answer:

A 2,4

B 1,2

C -4,1

D 3,0

E -1,-2

F -2,-1

G -4,1

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I have tried sorry if it's wrong i tried my best advance sorry :)

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3 years ago

1 7/5 in simplest form

alisha [4.7K]

Hello,

1 $\frac{7}{5}$ simplified is 2 $\frac{2}{5}$

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4 years ago

Read 2 more answers

198+727 rounding or compatible number

Roman55 [17]

198+727=925 round it to 930.

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3 years ago