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In a certain lottery drawing, two balls are selected at random from a

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In a certain lottery drawing, two balls are selected at random from a  [#permalink]

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New post 13 Jul 2016, 20:32
3
00:00
A
B
C
D
E

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  35% (medium)

Question Stats:

76% (02:06) correct 24% (02:22) wrong based on 95 sessions

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In a certain lottery drawing, two balls are selected at random from a container with 100 balls, numbered from 1 to 100, inclusive. If the winner of the lottery is awarded a cash prize in the amount of $1,000 times the product of the numbers on the two selected balls, which of the following is a possible amount of the cash prize given to the winner?

(A) $9.85 x 10^6
(B) $9.90 x 10^6
(C) $1.00 x 10^7
(D) $1.05 x 10^7
(E) $9.90 x 10^7
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Re: In a certain lottery drawing, two balls are selected at random from a  [#permalink]

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New post 13 Jul 2016, 21:15
1
The max product of any two balls can be 99 * 100 = 9900 = 9.9 * 10^3

If you multiply it by $1000 the max amount will be 9.9 * 10^6. Eliminate C, D and E. The max amount is also one of the possible amounts and we have the same number in option B. No need to check for option A.

Answer: B
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Re: In a certain lottery drawing, two balls are selected at random from a  [#permalink]

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New post 28 Jul 2017, 05:24
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Re: In a certain lottery drawing, two balls are selected at random from a   [#permalink] 28 Jul 2017, 05:24
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