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denpristay [2]
4 years ago
7

Help me please,Thanks

Mathematics
1 answer:
maxonik [38]4 years ago
6 0
<span>Anna learns in her science class that the human eye blinks an average of 4,200,000 times a year. What is this number expressed in scientific notation?</span>
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((Recall: 1 oz = 28.4 g. and 1 kg. = 1,000 g.) 100 oz ~ kg.
swat32
Since 1 oz is equal to 28.4 g and 1 kg is equal to 1000 g that means that 3521.12 kg are equal to 100 oz 
4 0
3 years ago
1/4 of all telephones at the office have built-in speaker phones 1/2 of the phone with the built in speaker phones have conferen
neonofarm [45]

Answer:

1/8

Step-by-step explanation:

1/2 of 1/4 is 1/8

7 0
3 years ago
A total of 8644 people went to the football game Of those people 5100sat on the home side and the rest sat on the visitors side
SSSSS [86.1K]
Calculate the number of people who sat on the visitors' side:

 8644
-5100
--------
 3544

Now divide 3544 people by 8 sections:

3544 people
----------------- = 443 per section.
  8 sections
3 0
3 years ago
Read 2 more answers
Sec={ }
Eduardwww [97]

Answer:

A choice

Step-by-step explanation:

sec is defined as 1/cos.

cos is again defined as adjacent to hypotenuse.

We know that adjacent is x and hypotenuse is r.

Therefore:- cos is x/r

Now sec is 1/cos = 1/(x/r)

1 ÷ x/r is 1•r/x

Thus:-

sec is r/x

3 0
3 years ago
Please help me! thank you so much if you do! i highly appreciate it!!!
Len [333]

Answer:

a. 20%

b. 130 mg

c. 7.7 ounces

Step-by-step explanation:

a. Next to saturated fats it says 20%

b. 1000*0.13 is 130

c. 1000 divided by 130 is 7.69 rounded is 7.7

Hope this helps!

6 0
3 years ago
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