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Mathematics, 04.02.2020 00:03 bookprincesslol
For a certain spinner, if we expect to win a prize four times in sixty tries, what is the theoretical probability of winning a prize?
a) 1/30
b) 1/20
c) 1/15
d) 1/5
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Answers: 2
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Mathematics, 22.06.2019 02:20
The students at jefferson middle school are raising money for a charity by selling t-shirts and hats. the number of t-shirts sold was 3 times the number of hats. the profit was $5 for each t-shirt sold and $2.50 for each hat sold. the students raised $840 for the charity. they used the system below to analyze their success and found the solution to be (144, 48). 5x+2.50y=840 x=3y how much did they earn from t-shirt sales?
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For a certain spinner, if we expect to win a prize four times in sixty tries, what is the theoretica...
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