Lots of info on E85 out there.
By dividing those two figures into each-other it becomes apparent that an engine running on E85 needs 48% more fuel flow compared to the exact same engine running on Gasoline.
http://www.superchargerperformance.c...uel-conversion
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A lot of people don't think in terms of 30psi boosted motors, either. You don't need much for fuel pumps on an NA vehicle but most fuel pumps struggle at 70+psi.
http://www.amsperformance.com/ams_ev..._pump_test.php