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18.03.2022 •
Mathematics
Do you guys know what this is I got it wrong and don't understand. Please help
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Answers on questions: Mathematics
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- M Mathematics How much money does the average professional football fan spend on food at a single football game? that question was posed to 10 randomly selected football fans. the sample...
- M Mathematics Te division of two whole numbers will always result in what type of number?...
- M Mathematics The band members sold tickets to their concert performance. somewhere $3 tickets, and some were $8 tickets. there were 10 more than twice as many $8 tickets sold $3 tickets....
- M Mathematics If the triangles in the diagram are congruent, then x is equal to 30 degrees. true or false...
- M Mathematics Simplify: (x^3-8) ok i know it simplifies to (x-2)(x^2+2x+4) but i don t know why...
- M Mathematics Divide as indicated. (16x^3+12x-3)÷(4x-2)...
Ответ:
10 coins:
# of heads: 6
# of tails : 4
heads 6/10
tails 4/10
20 coins:
# of heads: 8
# of tails : 12
heads 8/20
tails 12/20
30 coins:
# of heads: 18
# of tails : 12
heads 18/30
tails 12/30
A. heads: 32 tails: 28
B. heads:30 tails: 30
C. Sometimes probability is wrong but it is a good way to guess the outcome.