Marcy uses 6 ounces of pet cleaner to clean up a dog stain, 4 ounces to clean up a cat stain, and 1 ounce to clean up a rabbit stain. How much cleaner does she need to clean up after 6 dogs, 3 cats and 1 rabbit?
First find the total amount of cleaner used for the dogs: 6 ounces/dog * 6 dogs = 
<gadget id="calculator">6*6</gadget>
<output>36</output>
36 ounces.
Then find the total amount of cleaner used for the cats: 4 ounces/cat * 3 cats = 
<gadget id="calculator">4*3</gadget>
<output>12</output>
12 ounces.
Then add the amount of cleaner used for each species to find the total amount used: 36 ounces + 12 ounces + 1 ounce = 
<gadget id="calculator">36+12+1</gadget>
<output>49</output>
49 ounces.

<result>49</result>