Of the 7.0 billion people who lived in the world, about 1.3 billion live in china. find at least 3 more real world numbers that are expressed as decimal millions or billions. Tell what each number describes.

1. 3

2. 4

3. 1

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-wfz

$4

step-by-step explanation:

$30×5=$150

$150 minus $130=$20

$20÷5=$4.

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idc

step-by-step explanation:

idk

hope it you

step-by-step explanation:

sin(7pi/6 - pi/3)  

= sin(7pi/6 - 2pi/6)  

= sin(5pi/6)  

= sin(pi - pi/6)  

= sin(pi/6)  

= 1/2  

sin 7pi/6 - sin pi/3  

= sin (pi + pi/6) - sin pi/3  

= -sin pi/6 - sin pi/3  

= -1/2 - sqrt(3)/2  

= -(1+sqrt(3))2