A piece of ice loses half of its weight every hour. After 6 hours, its weight is (5/64) kg. What is the weight of this piece of ice at the beginning?
一块冰，每小时失去其重量的一半，6小时之后其重量为(5/64)㎏，那么一开始这块冰的重量是多少㎏．
<gadget id="calculator">5 / 64</gadget>
<output>5/64 = around 0.078125</output>

<gadget id="calculator">(5/64) * 2 * 2 * 2 * 2 * 2 * 2</gadget>
<output>5</output>

<result>5</result>