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If a,b ,c ,d and  are four different digits from 1 to 9 , inclusive, then what's the largest possible value for the decimal (a.b)*(c.d)?

 Jun 20, 2022
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(9.8) (7.6)  = 74.48

 

(9.7) (8.6)  = 83.42

 

 

cool cool cool

 Jun 20, 2022

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