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USPshnik [31]
3 years ago
12

Pls, help me. I know this is a lot to ask but... I rlly need help. I will mark you brainliest, and give a little extra points ou

t... I will also give you a thanks, and a 5 star review, thank you... Oh I almost missed something... Merry Almost Christmas, lol:)

Mathematics
2 answers:
tresset_1 [31]3 years ago
5 0
I don’t know the answer yet, I’ll reply to my comment with it, but merry Christmas to you too!!
djyliett [7]3 years ago
5 0

Answer:

A. 25/100

B. 1.75 billion people in the world would have no food or shelter. In scientific notation this translates to 1.75 × 10^9

C. 17 percent of the worlds population speaks Chinese, or 1.19 billion people. In scientific notation that translates to 1.19 × 10^9.

D. In a world of 100 people, around 4/100 or 4 percent would live in the U.S.

In 3 × 10^8, that translates to 300 Million out of 7 billion. Exactly 4.28 percent of the worlds population would live in the U.S. Now, translating that percent to a much smaller scale, out of 100 people only 4 people would live in the U.S. You can't have 0.28 percent of a person, so we just estimate it to 4 people.

Step-by-step explanation:

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Help me please this is math
snow_tiger [21]

Answer:

c) none of the above

Step-by-step explanation:

this is because we should put the equation like:

1/3 - (-4/3) because the distance is 5 units and

1/3 + 4/3 = 5/3

this is because (-) × (-) = (+)

7 0
3 years ago
What is a signal 9 on a police scanner? They just said she "dropped a signal 9"
Tom [10]
It means <span>Bomb Threat Assignment...</span>
6 0
3 years ago
If a person blinks their eyes once every 3 minutes on the average, then how many times
Paha777 [63]

Answer:

480

Step-by-step explanation:

If a person blinks every 3 minutes, there is 60 minutes in 1 hour. So, multiply 60 by 24 (hours a day), 60 x 24 = 1440 minutes.

1440/3 = 480

5 0
3 years ago
Jessica wrote a computer program to create colored shapes. The shapes are either squares or circles and both are equally likely.
Alik [6]

Answer: 16 2/3%

Step-by-step explanation:

Given that:

Shape are either square or circle with both equally likely :

Hence,

P(square) = 1/2 ; P(circle) = 1/2

Color are either blue, red or green with the three equally likely ;

P(red) = 1/3 ; P(green) = 1/3 ; P(blue) = 1/3

Probability of creating a green circle :

Independent probability

P(green n circle) = p(green) * p(circle)

P(green n circle) = 1/3 * 1/2

P(green n circle) = 1/6

= 0.16666

(0.16666 * 100%) = 16.6666%

= 16 2/3%

7 0
3 years ago
Two spheres have volumes of 8,cm and 647 cmIf the surface area of the smaller sphere is 16 cm?, what is the surface
Olegator [25]

Answer:

361.7cm²

Step-by-step explanation:

Volume of sphere 1= 8cm³

=

Volume of sphere 2 = 647cm³

But volume of sphere = 4/3πr³

The radius of sphere 2

647 = 4/3πr³

((3*647)/4)/π= r³

5.36544 = r

Surface area = 4πr²

Surface area for the big sphere

= 4π5.36544²

= 361.7cm²

7 0
3 years ago
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