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Answer the question in the included image.
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Answer the question in the included image.

Answer the question in the included image.-example-1
User CaptSaltyJack
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1 Answer

4 votes

Answer:

1/3

Explanation:

x(x-2)+2x+36-3x+46=100; x>0

x²-2x+2x-3x+82-100=0

x²-3x-18=0

x²-6x+3x-18=0

x(x-6)+3(x-6)=0

(x+3)(x-6)=0 => x=6

=> 6(6-2)+2*6=36 stamps in the 20th century

2x=2*6=12 stamps in the 20th century and British stamps

Probability=12/36=1/3

User KKL Michael
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