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04 Jun 2019, 01:32
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B
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Difficulty:
25%
(medium)
Question Stats:
75% (01:27) correct
25%
(02:03)
wrong
based on 228
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If Brianna triples her money at blackjack and then leaves a ten-dollar tip for the dealer, she will leave the casino with the same amount of money as if she had won 190 dollars at roulette. How much money did Brianna take into the casino?
A. 90
B. 100
C. 190
D. 200
E. 210
A. 90
B. 100
C. 190
D. 200
E. 210
04 Jun 2019, 01:45
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3x-10=x+190
2x=200
x=100
2x=200
x=100
Bunuel
If Brianna triples her money at blackjack and then leaves a ten-dollar tip for the dealer, she will leave the casino with the same amount of money as if she had won 190 dollars at roulette. How much money did Brianna take into the casino?
A. 90
B. 100
C. 190
D. 200
E. 210
A. 90
B. 100
C. 190
D. 200
E. 210
04 Jun 2019, 14:49
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Bookmarks
Bunuel
If Brianna triples her money at blackjack and then leaves a ten-dollar tip for the dealer, she will leave the casino with the same amount of money as if she had won 190 dollars at roulette. How much money did Brianna take into the casino?
A. 90
B. 100
C. 190
D. 200
E. 210
A. 90
B. 100
C. 190
D. 200
E. 210
Let Initial money = x $
Her money after getting tripled and leaving a 10$ tip = 3x - 10.
—> 3x - 10 = x + 190.
—> 2x = 200
—> x = 100 $
IMO Option B
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