In a certain conservative mutual fund, 70 percent of the money is invested in bonds, and of that portion, 40 percent is invested in highly rated corporate bonds. If at least $1.4 million in this fund is invested in highly rated corporate bonds, what is the smallest possible total value for the mutual fund? Select.
A) $4 million
B) $5 million
C) $6 million
D) $7 million
E) $8 million
Let x be the total money or value of the mutual fund.   Money in bonds=0.7x   Money in highly rated corporate bond= 0.4*0.7= 
<gadget id="calculator">0.4*0.7</gadget>
<output>0.28</output>
0.28x   0.28x &gt; 1.4m   x &gt; 1.4m/0.28 ; x &gt; 140m/28 ; x&gt;10 m/2 ;   so x &gt; 5m   Smallest value is $ 5 million   ANSWER:$5 million
<result>B</result>
In a certain conservative mutual fund, 70 percent of the money is invested in bonds, and of that portion, 40 percent is invested in highly rated corporate bonds. If at least $1.4 million in this fund is invested in highly rated corporate bonds, what is the smallest possible total value for the mutual fund?