document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1200194>Question 1200194</A>: <I><SPAN STYLE=\"word-break: break-all;\"> The Congressional Budget Office (CBO) calculates that 68 billion needs to be eliminated from the current budget of 3.4 trillion. What percentage needs to be cut from the budget? </SPAN>\n" );
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document.write( "Answer: <font color=red size=4>2%</font>\r<BR>\n" );
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document.write( "Reason:<BR>\n" );
document.write( "The jump from \"1 billion\" to \"1 trillion\" is \"times 1000\"\r<BR>\n" );
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document.write( "1 billion = 1,000,000,000 = 1 with 9 zeros<BR>\n" );
document.write( "1 trillion = 1,000,000,000,000 = 1 with 12 zeros<BR>\n" );
document.write( "The extra 3 zeros is from the \"times 1000\".\r<BR>\n" );
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document.write( "Or you can use scientific notation which is probably the better way to go. <BR>\n" );
document.write( "This avoids the tedious busy-work of writing all those pesky zeros.<BR>\n" );
document.write( "1 billion = 1*10^9<BR>\n" );
document.write( "1 trillion = 1*10^12<BR>\n" );
document.write( "Notice how the exponents subtract to 12-9 = 3, showing a ratio of 10^3 = 1000\r<BR>\n" );
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document.write( "I'm bringing this up because we can convert \"3.4 trillion\" into an equivalent format using \"billion\" as the unit.\r<BR>\n" );
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document.write( "1 trillion = 1000 billion<BR>\n" );
document.write( "3.4*1 trillion = 3.4*1000 billion<BR>\n" );
document.write( "3.4 trillion = 3400 billion\r<BR>\n" );
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document.write( "Then we divide the amount cut (68 billion) over the original budget (3400 billion). The units \"billion\" cancel out.\r<BR>\n" );
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document.write( "(68 billion)/(3400 billion) = 68/3400 = 0.02<BR>\n" );
document.write( "Move the decimal spot over two spots to the right to get to the final answer of <font color=red>2%</font><BR>\n" );
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