A classic SAT math challenge that will probably not go away on the new SAT coming in 2016. And just imagine if calculators are not allowed for this!
Watch "4% of 8% of 16x is what % of 2x? New SAT, Common Core and Percents Pt 1" on YouTube - https://www.youtube.com/watch?v=WY58ebnZvCI&feature=youtube_gdata_player
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