Answer Posted / big daddy

60

10/5*45=60
step 1
 10/5=10*5=10-5=10+5 (from the conditions).

similarly
 10/5*45=15*45 (10/5=15 from above)
 15*45=15-45=15+45=60 (from the conditions). 

FINAL Ans : 60 (may) 

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1203

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