The L.C.M. of 2 numbers is 30. The numbers are in the ratio 2:3. Find their sum?  Choose one
A) 36 B) 25 C) 48 D) 32 E) 56
Let the numbers be 2x and 3x   L.C.M. = 6x   6x = 30   x = 5   The numbers are = 10 and 15   Required sum = 10+15= 
<gadget id="calculator">10+15</gadget>
<output>25</output>
25   Answer is 25
<result>B</result>
The L.C.M. of 2 numbers is 30. The numbers are in the ratio 2:3. Find their sum?