To make yogurt, the company needs milk and fruit. Milk is bought at $1.5 per liter and fruit at $2 per kilogram. To make one batch of yogurt, the company needs 10 liters of milk, and 3 kilograms of fruit. How much does it cost the firm to produce three batches of yogurt?
For the fruits, the company needs to pay 3 * 2 = $
<gadget id="calculator">3*2</gadget>
<output>6</output>
6 per batch.
10 liters of milk is a cost of 10 * 1.5 = $
<gadget id="calculator">10*1.5</gadget>
<output>15</output>
15 for the company.
So in total one batch is a cost of 15 + 6 = $
<gadget id="calculator">15+6</gadget>
<output>21</output>
21.
So three batches of yogurt is a cost of 3 * 21 = $
<gadget id="calculator">3*21</gadget>
<output>63</output>
63.

<result>63</result>