If cement, gravel and sand are to be mixed in 7:10:13 and 10 tons of cement is available how many tons of mixture can be produced assuming that sufficient gravel and sand is readily available.
Select:	A) 35 7/8	B) 36	C) 34 2/7	D) 34 5/7	E) 42 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 10 tons of cement, then we'll get 10/7*30= 42 6/7 tons of mixture.   Answer: 42 6/7.
<result>E</result>
If cement, gravel and sand are to be mixed in 7:10:13 and 10 tons of cement is available how many tons of mixture can be produced assuming that sufficient gravel and sand is readily available.