I bought 15 kilograms of rice at the store, and I reversed the unit price of the rice, and gave it 63 yuan. How much is the total price?
在商店买15千克大米，把大米的单价数字看反了，给了63元，总价是多少元？
<gadget id="calculator">2.4 * 15</gadget>
<output>36</output>

<result>36</result>