Artemis is potting flowers with her father. They buy a 30-pound bag of soil. Each rose needs 1 pound. Each carnation needs 1.5 pounds. Each Sunflower needs 3 pounds. If they plant 4 sunflowers and 10 carnations, how many roses can they plant?
They used 12 pounds on the sunflowers because 4 x 3 = 
<gadget id="calculator">4*3</gadget>
<output>12</output>
12.
They used 15 pounds on carnations because 10 x 1.5 = 
<gadget id="calculator">10*1.5</gadget>
<output>15</output>
15.
They have used 27 pounds in total because 12 + 15 = 
<gadget id="calculator">12+15</gadget>
<output>27</output>
27.
They have 30 pounds left because 30 - 27 = 
<gadget id="calculator">30-27</gadget>
<output>3</output>
3.
The can plant three roses because 3 / 1 = 
<gadget id="calculator">3/1</gadget>
<output>3</output>
3.

<result>3</result>