Little Red Riding Hood goes to grandma's house, starts from home at 10 o'clock, and arrives at grandma's house at 3 o'clock in the afternoon. She walks 8 kilometers per hour. How many kilometers away is her home from grandma's house?
小红帽去外婆家，10点从家里出发，下午3点到达外婆家，她每小时走8千米，她家离外婆家多少千米．
<gadget id="calculator">8 * 5</gadget>
<output>40</output>

<result>40</result>