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ps22 probablity

hi
Its probability problem.
Please find attached problem.
Can any one suggest me good study material for probability

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Its should be B

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hi raju232007,

after getting value of C & D is it not possible to find x and y using trial error or trying some combination.

Please assume some real number for C & D and try it .

Am I thinking in wrong direction let me know.
ket

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yup

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raunekk wrote:i more for C

if v take C=1/2
D= 2/3

Hi raunekk,


if we consider c=1/2 and d = 2/3
then c/d = (1/2 * 3/2) = 3/4

now c= 3 and d = 4

so c^2 + d^2 > 1


please correct me if I am wrong.

thanks,
Ket

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John,
Can you please share RC strategies to improve speed and accuracy?

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ps9

any 1 can help me....

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ds7

another DS problem
Pls find attached doc.
I think ans is A