1:100 because 20 divide by 20=1 and 2000 divide by 20 =100
3x8 is 24 plus 4 is 28
7x1 is 7 plus 2 is 9
9+28 is 37
Answer:
A.less than 6 but more than 20
Answer:
or -0.25
Step-by-step explanation:

Plug in a=5 and b=-2
=
=
=
or -0.25
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