Primes of 2000
2*2*2*2*5*5*5
2^4*5^3=2000
xy = 2*5 = 10
IMO D
Question 6 (nov.14th)
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Source: Beat The GMAT — Problem Solving |
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bhumika.k.shah
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backsolving would also help in this case.Though i agree it would be very time consuming!
Thanks dmateer
Thanks dmateer












