If cement, gravel and sand are to be mixed in 7:10:13 and 11 tons of cement is available how many tons of mixture can be produced assuming that sufficient gravel and sand is readily available.	Choices:
A) 35 7/8
B) 36
C) 34 2/7
D) 47 1/7
E) 34 6/7
Cement:Gravel:Sand = 7:10:13 --&gt; total of   7+10+13= 
<gadget id="calculator">  7+10+13</gadget>
<output>30</output>
30 parts.   If we use 11 tons of cement, then we'll get 11/7*30= 47 1/7 tons of mixture.   Answer: 47 1/7.
<result>D</result>
If cement, gravel and sand are to be mixed in 7:10:13 and 11 tons of cement is available how many tons of mixture can be produced assuming that sufficient gravel and sand is readily available.