Answer:
The absolute value or modulus of a real number x (denoted by |x| ) , is the non-negative value of x without regard to its sign.
3) |0| = 0
6) |-7| - |4|
=> 7 - 4 = 3
9) - | -101 | = -101
12) |8| - |-7|
=> 8 - 7 = 1
12 bottles = 6 liters
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Find 1 bottle
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12 bottles = 6 liters
1 bottle = 6 ÷ 12
1 bottle = 0.5 liters
1 bottle = 500 ml
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Answer: 1 bottle = 500 ml
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P(AA)=1/9
P(BB)=1/9
P(AA) or P(BB)=1/9+1/9=2/9=0.22
