Source: Official Guide for the GMAT 13th Ed. Problem Solving; #227 Official Guide for the GMAT 2015 14th Ed. Problem Solving; #227

1

If 0.0015x10/0.03x10=5x10, then m-k=

If 0.0015x10/0.03x10=5x10, then m-k=

2 Explanations

2

akshay padman

writing this eq as 15x10^(-4+m)/3x10^(-2+k)=5x10^7
which gives
m-2-k=7
m-k=9

Nov 10, 2015 • Comment

2

Gravatar Mike McGarry, Magoosh Tutor

Dec 28, 2013 • Comment

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