In an apartment building that has 441 units, 4 out of every 7 units are currently rented, including 1/5 of the one-bedroom units. If, of the rented apartments, there is a 6:1 ratio of two-bedroom units to one-bedroom units, and the building only consists of two-bedroom and one-bedroom units, how many two-bedroom units are not rented?
Choose one: A) 45 B) 70 C) 100 D) 105 E) 140
rented = 4/7*441= 
<gadget id="calculator">4/7*441</gadget>
<output>252</output>
252.   Rented two-bedroom= 6/7*252= 
<gadget id="calculator">6/7*252</gadget>
<output>216</output>
216;   Rented one-bedroom= 1/7*252= 
<gadget id="calculator">1/7*252</gadget>
<output>36</output>
36or 252-216= 
<gadget id="calculator">252-216</gadget>
<output>36</output>
36).   Rented one-bedroom units are 1/5 of all one-bedroom: 1/5*{All one bedroom}= 36 --&gt; {All one-bedroom} = 180.   {All two-bedroom} = 441 - 180= 
<gadget id="calculator">441 - 180</gadget>
<output>261</output>
261.   Two-bedroom not rented= 261 - 216= 
<gadget id="calculator">261 - 216</gadget>
<output>45</output>
45.   45nswer: 45.
<result>A</result>
In an apartment building that has 441 units, 4 out of every 7 units are currently rented, including 1/5 of the one-bedroom units. If, of the rented apartments, there is a 6:1 ratio of two-bedroom units to one-bedroom units, and the building only consists of two-bedroom and one-bedroom units, how many two-bedroom units are not rented?